23526 has 12 divisors (see below), whose sum is σ = 51012. Its totient is φ = 7836.

The previous prime is 23509. The next prime is 23531. The reversal of 23526 is 62532.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1307 = 23526 / (2 + 3 + 5 + 2 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 23499 and 23508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 636 + ... + 671.

It is an arithmetic number, because the mean of its divisors is an integer number (4251).

2²³⁵²⁶ is an apocalyptic number.

23526 is an abundant number, since it is smaller than the sum of its proper divisors (27486).

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

23526 is a wasteful number, since it uses less digits than its factorization.

23526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315 (or 1312 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 23526 is about 153.3818763740. The cubic root of 23526 is about 28.6538311626.

The spelling of 23526 in words is "twenty-three thousand, five hundred twenty-six".