972393 has 4 divisors (see below), whose sum is σ = 1296528. Its totient is φ = 648260.

The previous prime is 972373. The next prime is 972403. The reversal of 972393 is 393279.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 972393 - 2⁶ = 972329 is a prime.

It is a super-3 number, since 3×972393³ = 2758333196309947371, which contains 333 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (972313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162063 + ... + 162068.

It is an arithmetic number, because the mean of its divisors is an integer number (324132).

2⁹⁷²³⁹³ is an apocalyptic number.

It is an amenable number.

972393 is a deficient number, since it is larger than the sum of its proper divisors (324135).

972393 is a wasteful number, since it uses less digits than its factorization.

972393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324134.

The product of its digits is 10206, while the sum is 33.

The square root of 972393 is about 986.0998935199. The cubic root of 972393 is about 99.0711660528.

The spelling of 972393 in words is "nine hundred seventy-two thousand, three hundred ninety-three".