974989479 has 24 divisors (see below), whose sum is σ = 1364767488. Its totient is φ = 618847200.

The previous prime is 974989469. The next prime is 974989489.

974989479 is nontrivially palindromic in base 10.

974989479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (974989469) and next prime (974989489).

It is not a de Polignac number, because 974989479 - 2⁵ = 974989447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974989429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190504 + ... + 195554.

It is an arithmetic number, because the mean of its divisors is an integer number (56865312).

Almost surely, 2^974989479 is an apocalyptic number.

974989479 is a deficient number, since it is larger than the sum of its proper divisors (389778009).

974989479 is a wasteful number, since it uses less digits than its factorization.

974989479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5175 (or 5138 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 66.

The square root of 974989479 is about 31224.8215207069. The cubic root of 974989479 is about 991.5926746322.

The spelling of 974989479 in words is "nine hundred seventy-four million, nine hundred eighty-nine thousand, four hundred seventy-nine".