390596432 has 20 divisors (see below), whose sum is σ = 771061140. Its totient is φ = 191612928.

The previous prime is 390596429. The next prime is 390596473. The reversal of 390596432 is 234695093.

It can be written as a sum of positive squares in 2 ways, for example, as 326019136 + 64577296 = 18056^2 + 8036^2 .

It is a super-2 number, since 2×390596432² = 305131145382261248, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 390596432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229457 + ... + 231152.

It is an arithmetic number, because the mean of its divisors is an integer number (38553057).

Almost surely, 2^390596432 is an apocalyptic number.

It is an amenable number.

390596432 is a deficient number, since it is larger than the sum of its proper divisors (380464708).

390596432 is a wasteful number, since it uses less digits than its factorization.

390596432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460670 (or 460664 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 41.

The square root of 390596432 is about 19763.5126432525. The cubic root of 390596432 is about 730.9866136732.

The spelling of 390596432 in words is "three hundred ninety million, five hundred ninety-six thousand, four hundred thirty-two".