5439456 has 144 divisors (see below), whose sum is σ = 18044208. Its totient is φ = 1536000.

The previous prime is 5439433. The next prime is 5439461. The reversal of 5439456 is 6549345.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 5 + 4 + 3¹⁴ + 9⁶ + 4⁴ + 5⁷ + 6⁶ .

It is a self number, because there is not a number n which added to its sum of digits gives 5439456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53806 + ... + 53906.

It is an arithmetic number, because the mean of its divisors is an integer number (125307).

Almost surely, 2^5439456 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 5439456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9022104).

5439456 is an abundant number, since it is smaller than the sum of its proper divisors (12604752).

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

5439456 is a wasteful number, since it uses less digits than its factorization.

5439456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 134 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 5439456 is about 2332.2641359846. The cubic root of 5439456 is about 175.8673242513.

It can be divided in two parts, 543 and 9456, that added together give a palindrome (9999).

The spelling of 5439456 in words is "five million, four hundred thirty-nine thousand, four hundred fifty-six".