22924257 has 8 divisors (see below), whose sum is σ = 30749376. Its totient is φ = 15190992.

The previous prime is 22924247. The next prime is 22924259. The reversal of 22924257 is 75242922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22924257 - 2⁷ = 22924129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22924259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22378 + ... + 23379.

It is an arithmetic number, because the mean of its divisors is an integer number (3843672).

Almost surely, 2^22924257 is an apocalyptic number.

It is an amenable number.

22924257 is a deficient number, since it is larger than the sum of its proper divisors (7825119).

22924257 is a wasteful number, since it uses less digits than its factorization.

22924257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45927.

The product of its digits is 20160, while the sum is 33.

The square root of 22924257 is about 4787.9282576079. The cubic root of 22924257 is about 284.0741763860.

The spelling of 22924257 in words is "twenty-two million, nine hundred twenty-four thousand, two hundred fifty-seven".