972531366 has 16 divisors (see below), whose sum is σ = 1947885888. Its totient is φ = 323706600.

The previous prime is 972531361. The next prime is 972531383. The reversal of 972531366 is 663135279.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972531361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113140 + ... + 121431.

It is an arithmetic number, because the mean of its divisors is an integer number (121742868).

Almost surely, 2^972531366 is an apocalyptic number.

972531366 is an abundant number, since it is smaller than the sum of its proper divisors (975354522).

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

972531366 is a wasteful number, since it uses less digits than its factorization.

972531366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235267.

The product of its digits is 204120, while the sum is 42.

The square root of 972531366 is about 31185.4351580990. The cubic root of 972531366 is about 990.7586491800.

The spelling of 972531366 in words is "nine hundred seventy-two million, five hundred thirty-one thousand, three hundred sixty-six".