22974534 has 96 divisors (see below), whose sum is σ = 59304960. Its totient is φ = 6350400.

The previous prime is 22974517. The next prime is 22974551. The reversal of 22974534 is 43547922.

It is an interprime number because it is at equal distance from previous prime (22974517) and next prime (22974551).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116524 + ... + 116720.

It is an arithmetic number, because the mean of its divisors is an integer number (617760).

Almost surely, 2^22974534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22974534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29652480).

22974534 is an abundant number, since it is smaller than the sum of its proper divisors (36330426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22974534 is a wasteful number, since it uses less digits than its factorization.

22974534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266 (or 263 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 22974534 is about 4793.1757739520. The cubic root of 22974534 is about 284.2816999244.

The spelling of 22974534 in words is "twenty-two million, nine hundred seventy-four thousand, five hundred thirty-four".