22534 has 8 divisors (see below), whose sum is σ = 35640. Its totient is φ = 10656.

The previous prime is 22531. The next prime is 22541. The reversal of 22534 is 43522.

22534 = 25² + 26² + ... + 43².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259 + ... + 334.

It is an arithmetic number, because the mean of its divisors is an integer number (4455).

2²²⁵³⁴ is an apocalyptic number.

22534 is a deficient number, since it is larger than the sum of its proper divisors (13106).

22534 is a wasteful number, since it uses less digits than its factorization.

22534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614.

The product of its digits is 240, while the sum is 16.

The square root of 22534 is about 150.1132905508. The cubic root of 22534 is about 28.2452938097.

The spelling of 22534 in words is "twenty-two thousand, five hundred thirty-four".