390322652 has 24 divisors (see below), whose sum is σ = 735109200. Its totient is φ = 180668160.

The previous prime is 390322649. The next prime is 390322693. The reversal of 390322652 is 256223093.

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 7 ways as a sum of consecutive naturals, for example, 42902 + ... + 51197.

It is an arithmetic number, because the mean of its divisors is an integer number (30629550).

Almost surely, 2^390322652 is an apocalyptic number.

It is an amenable number.

390322652 is a deficient number, since it is larger than the sum of its proper divisors (344786548).

390322652 is a wasteful number, since it uses less digits than its factorization.

390322652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94181 (or 94179 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 390322652 is about 19756.5850287948. The cubic root of 390322652 is about 730.8157840771.

The spelling of 390322652 in words is "three hundred ninety million, three hundred twenty-two thousand, six hundred fifty-two".