89403400 has 48 divisors (see below), whose sum is σ = 212307840. Its totient is φ = 34996800.

The previous prime is 89403373. The next prime is 89403401. The reversal of 89403400 is 430498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89403401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4645 + ... + 14155.

It is an arithmetic number, because the mean of its divisors is an integer number (4423080).

Almost surely, 2^89403400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89403400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106153920).

89403400 is an abundant number, since it is smaller than the sum of its proper divisors (122904440).

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

89403400 is a wasteful number, since it uses less digits than its factorization.

89403400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9574 (or 9565 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 89403400 is about 9455.3371172053. The cubic root of 89403400 is about 447.1480540617.

Adding to 89403400 its reverse (430498), we get a palindrome (89833898).

The spelling of 89403400 in words is "eighty-nine million, four hundred three thousand, four hundred".