974679728 has 20 divisors (see below), whose sum is σ = 2060118888. Its totient is φ = 443036160.

The previous prime is 974679709. The next prime is 974679731. The reversal of 974679728 is 827976479.

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, 2768801 + ... + 2769152.

Almost surely, 2^974679728 is an apocalyptic number.

It is an amenable number.

974679728 is an abundant number, since it is smaller than the sum of its proper divisors (1085439160).

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

974679728 is a wasteful number, since it uses less digits than its factorization.

974679728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5537972 (or 5537966 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 59.

The square root of 974679728 is about 31219.8611143612. The cubic root of 974679728 is about 991.4876549161.

The spelling of 974679728 in words is "nine hundred seventy-four million, six hundred seventy-nine thousand, seven hundred twenty-eight".