22925790 has 24 divisors (see below), whose sum is σ = 59607288. Its totient is φ = 6113520.

The previous prime is 22925789. The next prime is 22925821. The reversal of 22925790 is 9752922.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127276 + ... + 127455.

It is an arithmetic number, because the mean of its divisors is an integer number (2483637).

Almost surely, 2^22925790 is an apocalyptic number.

22925790 is an abundant number, since it is smaller than the sum of its proper divisors (36681498).

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

22925790 is a wasteful number, since it uses less digits than its factorization.

22925790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254744 (or 254741 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 22925790 is about 4788.0883450496. The cubic root of 22925790 is about 284.0805084852.

The spelling of 22925790 in words is "twenty-two million, nine hundred twenty-five thousand, seven hundred ninety".