392039472 has 40 divisors (see below), whose sum is σ = 1104840000. Its totient is φ = 118799680.

The previous prime is 392039467. The next prime is 392039489. The reversal of 392039472 is 274930293.

It is a self number, because there is not a number n which added to its sum of digits gives 392039472.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370722 + ... + 371777.

It is an arithmetic number, because the mean of its divisors is an integer number (27621000).

Almost surely, 2^392039472 is an apocalyptic number.

It is an amenable number.

392039472 is an abundant number, since it is smaller than the sum of its proper divisors (712800528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

392039472 is a wasteful number, since it uses less digits than its factorization.

392039472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742521 (or 742515 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 392039472 is about 19799.9866666622. The cubic root of 392039472 is about 731.8857058255.

The spelling of 392039472 in words is "three hundred ninety-two million, thirty-nine thousand, four hundred seventy-two".