972730 has 32 divisors (see below), whose sum is σ = 1969920. Its totient is φ = 342720.

The previous prime is 972721. The next prime is 972787. The reversal of 972730 is 37279.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3951 + ... + 4189.

It is an arithmetic number, because the mean of its divisors is an integer number (61560).

2⁹⁷²⁷³⁰ is an apocalyptic number.

972730 is an abundant number, since it is smaller than the sum of its proper divisors (997190).

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

972730 is a wasteful number, since it uses less digits than its factorization.

972730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 972730 is about 986.2707539008. The cubic root of 972730 is about 99.0826096861.

The spelling of 972730 in words is "nine hundred seventy-two thousand, seven hundred thirty".