554400 has 216 divisors, whose sum is σ = 2437344. Its totient is φ = 115200.

The previous prime is 554383. The next prime is 554417. The reversal of 554400 is 4455.

554400 = T₁₈₉ + T₁₉₀ + ... + T₂₁₅.

554400 = 46³ + 47³ + ... + 50³.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (554383) and next prime (554417).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 50395 + ... + 50405.

It is an arithmetic number, because the mean of its divisors is an integer number (11284).

554400 is a highly composite number, because it has more divisors than any smaller number.

554400 is a superabundant number, because it has a larger abundancy index than any smaller number.

2⁵⁵⁴⁴⁰⁰ is an apocalyptic number.

554400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1218672).

554400 is an abundant number, since it is smaller than the sum of its proper divisors (1882944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

554400 is a wasteful number, since it uses less digits than its factorization.

554400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 554400 is about 744.5804187595. The cubic root of 554400 is about 82.1500326795.

Adding to 554400 its reverse (4455), we get a palindrome (558855).

Subtracting from 554400 its reverse (4455), we obtain a palindrome (549945).

The spelling of 554400 in words is "five hundred fifty-four thousand, four hundred".