397676424 has 32 divisors (see below), whose sum is σ = 999756000. Its totient is φ = 131816832.

The previous prime is 397676413. The next prime is 397676471. The reversal of 397676424 is 424676793.

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, 41989 + ... + 50580.

It is an arithmetic number, because the mean of its divisors is an integer number (31242375).

Almost surely, 2^397676424 is an apocalyptic number.

It is an amenable number.

397676424 is an abundant number, since it is smaller than the sum of its proper divisors (602079576).

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

397676424 is a wasteful number, since it uses less digits than its factorization.

397676424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92757 (or 92753 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 48.

The square root of 397676424 is about 19941.8259946275. The cubic root of 397676424 is about 735.3768404013.

The spelling of 397676424 in words is "three hundred ninety-seven million, six hundred seventy-six thousand, four hundred twenty-four".