390502396 has 12 divisors (see below), whose sum is σ = 683599000. Its totient is φ = 195188400.

The previous prime is 390502391. The next prime is 390502397. The reversal of 390502396 is 693205093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390502391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46 + ... + 27946.

Almost surely, 2^390502396 is an apocalyptic number.

It is an amenable number.

390502396 is a deficient number, since it is larger than the sum of its proper divisors (293096604).

390502396 is a wasteful number, since it uses less digits than its factorization.

390502396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31404 (or 31402 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 37.

The square root of 390502396 is about 19761.1334695154. The cubic root of 390502396 is about 730.9279473460.

The spelling of 390502396 in words is "three hundred ninety million, five hundred two thousand, three hundred ninety-six".