972423 has 12 divisors (see below), whose sum is σ = 1419600. Its totient is φ = 641376.

The previous prime is 972409. The next prime is 972427. The reversal of 972423 is 324279.

It is not a de Polignac number, because 972423 - 2⁴ = 972407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 403 + ... + 1451.

It is an arithmetic number, because the mean of its divisors is an integer number (118300).

2⁹⁷²⁴²³ is an apocalyptic number.

972423 is a deficient number, since it is larger than the sum of its proper divisors (447177).

972423 is a wasteful number, since it uses less digits than its factorization.

972423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158 (or 1155 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 972423 is about 986.1151048432. The cubic root of 972423 is about 99.0721848811.

The spelling of 972423 in words is "nine hundred seventy-two thousand, four hundred twenty-three".