972424279 has 4 divisors (see below), whose sum is σ = 975179376. Its totient is φ = 969669184.

The previous prime is 972424249. The next prime is 972424373.

972424279 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 972424279 - 2²³ = 964035671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972424249) 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, 1377019 + ... + 1377724.

It is an arithmetic number, because the mean of its divisors is an integer number (243794844).

Almost surely, 2^972424279 is an apocalyptic number.

972424279 is a deficient number, since it is larger than the sum of its proper divisors (2755097).

972424279 is a wasteful number, since it uses less digits than its factorization.

972424279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755096.

The product of its digits is 508032, while the sum is 46.

The square root of 972424279 is about 31183.7181715074. The cubic root of 972424279 is about 990.7222831667.

The spelling of 972424279 in words is "nine hundred seventy-two million, four hundred twenty-four thousand, two hundred seventy-nine".