22925887 has 4 divisors (see below), whose sum is σ = 22937256. Its totient is φ = 22914520.

The previous prime is 22925873. The next prime is 22925893. The reversal of 22925887 is 78852922.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22925887 - 2⁷ = 22925759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22925827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1753 + ... + 6994.

It is an arithmetic number, because the mean of its divisors is an integer number (5734314).

Almost surely, 2^22925887 is an apocalyptic number.

22925887 is a deficient number, since it is larger than the sum of its proper divisors (11369).

22925887 is an equidigital number, since it uses as much as digits as its factorization.

22925887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11368.

The product of its digits is 161280, while the sum is 43.

The square root of 22925887 is about 4788.0984743424. The cubic root of 22925887 is about 284.0809091369.

The spelling of 22925887 in words is "twenty-two million, nine hundred twenty-five thousand, eight hundred eighty-seven".