974211688 has 16 divisors (see below), whose sum is σ = 1828003680. Its totient is φ = 486744048.

The previous prime is 974211659. The next prime is 974211731. The reversal of 974211688 is 886112479.

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, 33606 + ... + 55477.

It is an arithmetic number, because the mean of its divisors is an integer number (114250230).

Almost surely, 2^974211688 is an apocalyptic number.

It is an amenable number.

974211688 is a deficient number, since it is larger than the sum of its proper divisors (853791992).

974211688 is a wasteful number, since it uses less digits than its factorization.

974211688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90456 (or 90452 counting only the distinct ones).

The product of its digits is 193536, while the sum is 46.

The square root of 974211688 is about 31212.3643449195. The cubic root of 974211688 is about 991.3289257909.

The spelling of 974211688 in words is "nine hundred seventy-four million, two hundred eleven thousand, six hundred eighty-eight".