396473928 has 32 divisors (see below), whose sum is σ = 992549760. Its totient is φ = 131976000.

The previous prime is 396473899. The next prime is 396473971. The reversal of 396473928 is 829374693.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7026 + ... + 29022.

It is an arithmetic number, because the mean of its divisors is an integer number (31017180).

Almost surely, 2^396473928 is an apocalyptic number.

It is an amenable number.

396473928 is an abundant number, since it is smaller than the sum of its proper divisors (596075832).

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

396473928 is a wasteful number, since it uses less digits than its factorization.

396473928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22757 (or 22753 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 51.

The square root of 396473928 is about 19911.6530705012. The cubic root of 396473928 is about 734.6348799693.

The spelling of 396473928 in words is "three hundred ninety-six million, four hundred seventy-three thousand, nine hundred twenty-eight".