972653 has 4 divisors (see below), whose sum is σ = 1061088. Its totient is φ = 884220.

The previous prime is 972649. The next prime is 972661. The reversal of 972653 is 356279.

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 972653 - 2² = 972649 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972613) 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, 44201 + ... + 44222.

It is an arithmetic number, because the mean of its divisors is an integer number (265272).

2⁹⁷²⁶⁵³ is an apocalyptic number.

It is an amenable number.

972653 is a deficient number, since it is larger than the sum of its proper divisors (88435).

972653 is a wasteful number, since it uses less digits than its factorization.

972653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88434.

The product of its digits is 11340, while the sum is 32.

The square root of 972653 is about 986.2317171943. The cubic root of 972653 is about 99.0799952017.

It can be divided in two parts, 9726 and 53, that added together give a palindrome (9779).

The spelling of 972653 in words is "nine hundred seventy-two thousand, six hundred fifty-three".