23238522 has 16 divisors (see below), whose sum is σ = 51641280. Its totient is φ = 7746156.

The previous prime is 23238503. The next prime is 23238557. The reversal of 23238522 is 22583232.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215118 + ... + 215225.

It is an arithmetic number, because the mean of its divisors is an integer number (3227580).

Almost surely, 2^23238522 is an apocalyptic number.

23238522 is an abundant number, since it is smaller than the sum of its proper divisors (28402758).

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

23238522 is a wasteful number, since it uses less digits than its factorization.

23238522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430354 (or 430348 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 23238522 is about 4820.6350204097. The cubic root of 23238522 is about 285.3663985590.

The spelling of 23238522 in words is "twenty-three million, two hundred thirty-eight thousand, five hundred twenty-two".