197315312 has 20 divisors (see below), whose sum is σ = 382746336. Its totient is φ = 98542080.

The previous prime is 197315309. The next prime is 197315357. The reversal of 197315312 is 213513791.

197315312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 7808 + ... + 21344.

Almost surely, 2^197315312 is an apocalyptic number.

It is an amenable number.

197315312 is a deficient number, since it is larger than the sum of its proper divisors (185431024).

197315312 is a wasteful number, since it uses less digits than its factorization.

197315312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14456 (or 14450 counting only the distinct ones).

The product of its digits is 5670, while the sum is 32.

The square root of 197315312 is about 14046.8968815180. The cubic root of 197315312 is about 582.1750594260.

The spelling of 197315312 in words is "one hundred ninety-seven million, three hundred fifteen thousand, three hundred twelve".