974137725 has 72 divisors (see below), whose sum is σ = 1967165760. Its totient is φ = 472269600.

The previous prime is 974137669. The next prime is 974137823. The reversal of 974137725 is 527731479.

It is not a de Polignac number, because 974137725 - 2⁷ = 974137597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 75712 + ... + 87638.

Almost surely, 2^974137725 is an apocalyptic number.

It is an amenable number.

974137725 is an abundant number, since it is smaller than the sum of its proper divisors (993028035).

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

974137725 is a wasteful number, since it uses less digits than its factorization.

974137725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11968 (or 11946 counting only the distinct ones).

The product of its digits is 370440, while the sum is 45.

The square root of 974137725 is about 31211.1794874849. The cubic root of 974137725 is about 991.3038376375.

The spelling of 974137725 in words is "nine hundred seventy-four million, one hundred thirty-seven thousand, seven hundred twenty-five".