22937251 has 2 divisors, whose sum is σ = 22937252. Its totient is φ = 22937250.

The previous prime is 22937227. The next prime is 22937261. The reversal of 22937251 is 15273922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22937251 - 2²³ = 14548643 is a prime.

It is a super-2 number, since 2×22937251² = 1052234966874002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22937221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11468625 + 11468626.

It is an arithmetic number, because the mean of its divisors is an integer number (11468626).

Almost surely, 2^22937251 is an apocalyptic number.

22937251 is a deficient number, since it is larger than the sum of its proper divisors (1).

22937251 is an equidigital number, since it uses as much as digits as its factorization.

22937251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 22937251 is about 4789.2850197081. The cubic root of 22937251 is about 284.1278395231.

The spelling of 22937251 in words is "twenty-two million, nine hundred thirty-seven thousand, two hundred fifty-one".