439872425 has 12 divisors (see below), whose sum is σ = 546103440. Its totient is φ = 351471120.

The previous prime is 439872409. The next prime is 439872431. The reversal of 439872425 is 524278934.

It is not a de Polignac number, because 439872425 - 2⁴ = 439872409 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11234 + ... + 31716.

It is an arithmetic number, because the mean of its divisors is an integer number (45508620).

Almost surely, 2^439872425 is an apocalyptic number.

It is an amenable number.

439872425 is a deficient number, since it is larger than the sum of its proper divisors (106231015).

439872425 is a wasteful number, since it uses less digits than its factorization.

439872425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21352 (or 21347 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 439872425 is about 20973.1357931998. The cubic root of 439872425 is about 760.5169757042.

The spelling of 439872425 in words is "four hundred thirty-nine million, eight hundred seventy-two thousand, four hundred twenty-five".