22974 has 16 divisors (see below), whose sum is σ = 52608. Its totient is φ = 6552.

The previous prime is 22973. The next prime is 22993. The reversal of 22974 is 47922.

It is a Curzon number.

It is a plaindrome in base 9, base 12 and base 16.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232 + ... + 315.

It is an arithmetic number, because the mean of its divisors is an integer number (3288).

2²²⁹⁷⁴ is an apocalyptic number.

22974 is an abundant number, since it is smaller than the sum of its proper divisors (29634).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26304).

22974 is a wasteful number, since it uses less digits than its factorization.

22974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559.

The product of its digits is 1008, while the sum is 24.

The square root of 22974 is about 151.5717651807. The cubic root of 22974 is about 28.4279497376.

It can be divided in two parts, 229 and 74, that added together give a palindrome (303).

The spelling of 22974 in words is "twenty-two thousand, nine hundred seventy-four".