22522748 has 12 divisors (see below), whose sum is σ = 39545352. Its totient is φ = 11224080.

The previous prime is 22522693. The next prime is 22522757. The reversal of 22522748 is 84722522.

It is a congruent number.

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, 7943 + ... + 10398.

It is an arithmetic number, because the mean of its divisors is an integer number (3295446).

Almost surely, 2^22522748 is an apocalyptic number.

It is an amenable number.

22522748 is a deficient number, since it is larger than the sum of its proper divisors (17022604).

22522748 is a wasteful number, since it uses less digits than its factorization.

22522748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18652 (or 18650 counting only the distinct ones).

The product of its digits is 17920, while the sum is 32.

The square root of 22522748 is about 4745.8137342294. The cubic root of 22522748 is about 282.4059174529.

The spelling of 22522748 in words is "twenty-two million, five hundred twenty-two thousand, seven hundred forty-eight".