972986764 has 6 divisors (see below), whose sum is σ = 1702726844. Its totient is φ = 486493380.

The previous prime is 972986753. The next prime is 972986767. The reversal of 972986764 is 467689279.

It is a junction number, because it is equal to n+sod(n) for n = 972986699 and 972986708.

It is not an unprimeable number, because it can be changed into a prime (972986767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121623342 + ... + 121623349.

Almost surely, 2^972986764 is an apocalyptic number.

It is an amenable number.

972986764 is a deficient number, since it is larger than the sum of its proper divisors (729740080).

972986764 is a wasteful number, since it uses less digits than its factorization.

972986764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243246695 (or 243246693 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 58.

The square root of 972986764 is about 31192.7357569034. The cubic root of 972986764 is about 990.9132694205.

The spelling of 972986764 in words is "nine hundred seventy-two million, nine hundred eighty-six thousand, seven hundred sixty-four".