397432096 has 24 divisors (see below), whose sum is σ = 803593980. Its totient is φ = 193344768.

The previous prime is 397432067. The next prime is 397432109. The reversal of 397432096 is 690234793.

It can be written as a sum of positive squares in 2 ways, for example, as 374964496 + 22467600 = 19364^2 + 4740^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166651 + ... + 169018.

Almost surely, 2^397432096 is an apocalyptic number.

It is an amenable number.

397432096 is an abundant number, since it is smaller than the sum of its proper divisors (406161884).

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

397432096 is a wasteful number, since it uses less digits than its factorization.

397432096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335716 (or 335708 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 43.

The square root of 397432096 is about 19935.6990346464. The cubic root of 397432096 is about 735.2262070800.

The spelling of 397432096 in words is "three hundred ninety-seven million, four hundred thirty-two thousand, ninety-six".