392974996 has 12 divisors (see below), whose sum is σ = 704479860. Its totient is φ = 191695040.

The previous prime is 392974963. The next prime is 392974999. The reversal of 392974996 is 699479293.

It can be written as a sum of positive squares in 2 ways, for example, as 9363600 + 383611396 = 3060^2 + 19586^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 392974996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (392974999) 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, 1197931 + ... + 1198258.

It is an arithmetic number, because the mean of its divisors is an integer number (58706655).

Almost surely, 2^392974996 is an apocalyptic number.

It is an amenable number.

392974996 is a deficient number, since it is larger than the sum of its proper divisors (311504864).

392974996 is a wasteful number, since it uses less digits than its factorization.

392974996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396234 (or 2396232 counting only the distinct ones).

The product of its digits is 6613488, while the sum is 58.

The square root of 392974996 is about 19823.5969490907. The cubic root of 392974996 is about 732.4674097798.

The spelling of 392974996 in words is "three hundred ninety-two million, nine hundred seventy-four thousand, nine hundred ninety-six".