396974592 has 240 divisors, whose sum is σ = 1355008512. Its totient is φ = 109486080.

The previous prime is 396974573. The next prime is 396974629. The reversal of 396974592 is 295479693.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 999738 + ... + 1000134.

Almost surely, 2^396974592 is an apocalyptic number.

396974592 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396974592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (677504256).

396974592 is an abundant number, since it is smaller than the sum of its proper divisors (958033920).

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

396974592 is a wasteful number, since it uses less digits than its factorization.

396974592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459 (or 440 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The square root of 396974592 is about 19924.2212394864. The cubic root of 396974592 is about 734.9439801813.

The spelling of 396974592 in words is "three hundred ninety-six million, nine hundred seventy-four thousand, five hundred ninety-two".