22526 has 8 divisors (see below), whose sum is σ = 38640. Its totient is φ = 9648.

The previous prime is 22511. The next prime is 22531. The reversal of 22526 is 62522.

22526 is nontrivially palindromic in base 13.

22526 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

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

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 22526.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 791 + ... + 818.

It is an arithmetic number, because the mean of its divisors is an integer number (4830).

2²²⁵²⁶ is an apocalyptic number.

22526 is a deficient number, since it is larger than the sum of its proper divisors (16114).

22526 is a wasteful number, since it uses less digits than its factorization.

22526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618.

The product of its digits is 240, while the sum is 17.

The square root of 22526 is about 150.0866416441. The cubic root of 22526 is about 28.2419508747.

The spelling of 22526 in words is "twenty-two thousand, five hundred twenty-six".