22628874 has 16 divisors (see below), whose sum is σ = 46818720. Its totient is φ = 7282800.

The previous prime is 22628863. The next prime is 22628897. The reversal of 22628874 is 47882622.

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, 64852 + ... + 65199.

It is an arithmetic number, because the mean of its divisors is an integer number (2926170).

Almost surely, 2^22628874 is an apocalyptic number.

22628874 is an abundant number, since it is smaller than the sum of its proper divisors (24189846).

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

22628874 is a wasteful number, since it uses less digits than its factorization.

22628874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130085.

The product of its digits is 86016, while the sum is 39.

The square root of 22628874 is about 4756.9816060187. The cubic root of 22628874 is about 282.8487831861.

The spelling of 22628874 in words is "twenty-two million, six hundred twenty-eight thousand, eight hundred seventy-four".