439872902 has 12 divisors (see below), whose sum is σ = 767533500. Its totient is φ = 188516916.

The previous prime is 439872893. The next prime is 439872911. The reversal of 439872902 is 209278934.

It is an interprime number because it is at equal distance from previous prime (439872893) and next prime (439872911).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2244152 + ... + 2244347.

It is an arithmetic number, because the mean of its divisors is an integer number (63961125).

Almost surely, 2^439872902 is an apocalyptic number.

439872902 is a deficient number, since it is larger than the sum of its proper divisors (327660598).

439872902 is a wasteful number, since it uses less digits than its factorization.

439872902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4488515 (or 4488508 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 439872902 is about 20973.1471648868. The cubic root of 439872902 is about 760.5172506070.

The spelling of 439872902 in words is "four hundred thirty-nine million, eight hundred seventy-two thousand, nine hundred two".