972331263 has 8 divisors (see below), whose sum is σ = 1440490800. Its totient is φ = 648220824.

The previous prime is 972331249. The next prime is 972331267. The reversal of 972331263 is 362133279.

It is not a de Polignac number, because 972331263 - 2¹⁰ = 972330239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972331267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18006108 + ... + 18006161.

It is an arithmetic number, because the mean of its divisors is an integer number (180061350).

Almost surely, 2^972331263 is an apocalyptic number.

972331263 is a deficient number, since it is larger than the sum of its proper divisors (468159537).

972331263 is a wasteful number, since it uses less digits than its factorization.

972331263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36012278 (or 36012272 counting only the distinct ones).

The product of its digits is 40824, while the sum is 36.

The square root of 972331263 is about 31182.2267165127. The cubic root of 972331263 is about 990.6906934021.

The spelling of 972331263 in words is "nine hundred seventy-two million, three hundred thirty-one thousand, two hundred sixty-three".