439834752 has 128 divisors (see below), whose sum is σ = 1483651200. Its totient is φ = 125660160.

The previous prime is 439834741. The next prime is 439834771. The reversal of 439834752 is 257438934.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 439834698 and 439834707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15102 + ... + 33282.

It is an arithmetic number, because the mean of its divisors is an integer number (11591025).

Almost surely, 2^439834752 is an apocalyptic number.

439834752 is a gapful number since it is divisible by the number (42) 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 439834752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741825600).

439834752 is an abundant number, since it is smaller than the sum of its proper divisors (1043816448).

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

439834752 is a wasteful number, since it uses less digits than its factorization.

439834752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18211 (or 18193 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 439834752 is about 20972.2376488538. The cubic root of 439834752 is about 760.4952635195.

The spelling of 439834752 in words is "four hundred thirty-nine million, eight hundred thirty-four thousand, seven hundred fifty-two".