439816552 has 64 divisors (see below), whose sum is σ = 995040000. Its totient is φ = 181960128.

The previous prime is 439816547. The next prime is 439816567. The reversal of 439816552 is 255618934.

It is a junction number, because it is equal to n+sod(n) for n = 439816499 and 439816508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76813 + ... + 82339.

It is an arithmetic number, because the mean of its divisors is an integer number (15547500).

Almost surely, 2^439816552 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 439816552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497520000).

439816552 is an abundant number, since it is smaller than the sum of its proper divisors (555223448).

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

439816552 is a wasteful number, since it uses less digits than its factorization.

439816552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5583 (or 5565 counting only the distinct ones).

The product of its digits is 259200, while the sum is 43.

The square root of 439816552 is about 20971.8037373994. The cubic root of 439816552 is about 760.4847738188.

The spelling of 439816552 in words is "four hundred thirty-nine million, eight hundred sixteen thousand, five hundred fifty-two".