392406944 has 12 divisors (see below), whose sum is σ = 772551234. Its totient is φ = 196203456.

The previous prime is 392406913. The next prime is 392406953. The reversal of 392406944 is 449604293.

It can be written as a sum of positive squares in only one way, i.e., 337824400 + 54582544 = 18380^2 + 7388^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6131327 + ... + 6131390.

Almost surely, 2^392406944 is an apocalyptic number.

It is an amenable number.

392406944 is a deficient number, since it is larger than the sum of its proper divisors (380144290).

392406944 is a wasteful number, since it uses less digits than its factorization.

392406944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12262727 (or 12262719 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 392406944 is about 19809.2640953671. The cubic root of 392406944 is about 732.1143082460.

The spelling of 392406944 in words is "three hundred ninety-two million, four hundred six thousand, nine hundred forty-four".