974070640 has 40 divisors (see below), whose sum is σ = 2271305520. Its totient is φ = 388494336.

The previous prime is 974070619. The next prime is 974070659. The reversal of 974070640 is 46070479.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×974070640² = 1897627223420019200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 974070640.

It is a congruent number.

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, 10216 + ... + 45304.

It is an arithmetic number, because the mean of its divisors is an integer number (56782638).

Almost surely, 2^974070640 is an apocalyptic number.

It is an amenable number.

974070640 is an abundant number, since it is smaller than the sum of its proper divisors (1297234880).

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

974070640 is a wasteful number, since it uses less digits than its factorization.

974070640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35449 (or 35443 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 974070640 is about 31210.1047739350. The cubic root of 974070640 is about 991.2810813944.

The spelling of 974070640 in words is "nine hundred seventy-four million, seventy thousand, six hundred forty".