972577235 has 12 divisors (see below), whose sum is σ = 1357638768. Its totient is φ = 666909936.

The previous prime is 972577231. The next prime is 972577237. The reversal of 972577235 is 532775279.

It is not a de Polignac number, because 972577235 - 2² = 972577231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 972577235.

It is not an unprimeable number, because it can be changed into a prime (972577231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1984607 + ... + 1985096.

It is an arithmetic number, because the mean of its divisors is an integer number (113136564).

Almost surely, 2^972577235 is an apocalyptic number.

972577235 is a deficient number, since it is larger than the sum of its proper divisors (385061533).

972577235 is a wasteful number, since it uses less digits than its factorization.

972577235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3969722 (or 3969715 counting only the distinct ones).

The product of its digits is 926100, while the sum is 47.

The square root of 972577235 is about 31186.1705728677. The cubic root of 972577235 is about 990.7742251623.

The spelling of 972577235 in words is "nine hundred seventy-two million, five hundred seventy-seven thousand, two hundred thirty-five".