972392 has 16 divisors (see below), whose sum is σ = 1835460. Its totient is φ = 482944.

The previous prime is 972373. The next prime is 972403. The reversal of 972392 is 293279.

It can be written as a sum of positive squares in 2 ways, for example, as 972196 + 196 = 986^2 + 14^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 972392.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1268 + ... + 1884.

2⁹⁷²³⁹² is an apocalyptic number.

It is an amenable number.

972392 is a deficient number, since it is larger than the sum of its proper divisors (863068).

972392 is a wasteful number, since it uses less digits than its factorization.

972392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820 (or 816 counting only the distinct ones).

The product of its digits is 6804, while the sum is 32.

The square root of 972392 is about 986.0993864718. The cubic root of 972392 is about 99.0711320915.

The spelling of 972392 in words is "nine hundred seventy-two thousand, three hundred ninety-two".