972921275 has 24 divisors (see below), whose sum is σ = 1260856800. Its totient is φ = 743325440.

The previous prime is 972921263. The next prime is 972921281. The reversal of 972921275 is 572129279.

It is not a de Polignac number, because 972921275 - 2⁴ = 972921259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 602369 + ... + 603981.

It is an arithmetic number, because the mean of its divisors is an integer number (52535700).

Almost surely, 2^972921275 is an apocalyptic number.

972921275 is a deficient number, since it is larger than the sum of its proper divisors (287935525).

972921275 is a wasteful number, since it uses less digits than its factorization.

972921275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695 (or 2690 counting only the distinct ones).

The product of its digits is 158760, while the sum is 44.

The square root of 972921275 is about 31191.6859916228. The cubic root of 972921275 is about 990.8910370608.

The spelling of 972921275 in words is "nine hundred seventy-two million, nine hundred twenty-one thousand, two hundred seventy-five".