972690 has 16 divisors (see below), whose sum is σ = 2334528. Its totient is φ = 259376.

The previous prime is 972683. The next prime is 972701. The reversal of 972690 is 96279.

It is a super-2 number, since 2×972690² = 1892251672200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

972690 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16182 + ... + 16241.

It is an arithmetic number, because the mean of its divisors is an integer number (145908).

2⁹⁷²⁶⁹⁰ is an apocalyptic number.

972690 is an abundant number, since it is smaller than the sum of its proper divisors (1361838).

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

972690 is a wasteful number, since it uses less digits than its factorization.

972690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32433.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 972690 is about 986.2504752851. The cubic root of 972690 is about 99.0812515296.

The spelling of 972690 in words is "nine hundred seventy-two thousand, six hundred ninety".