22937087 has 2 divisors, whose sum is σ = 22937088. Its totient is φ = 22937086.

The previous prime is 22937071. The next prime is 22937093. The reversal of 22937087 is 78073922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22937087 - 2⁴ = 22937071 is a prime.

It is a super-2 number, since 2×22937087² = 1052219920091138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22937087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22930087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11468543 + 11468544.

It is an arithmetic number, because the mean of its divisors is an integer number (11468544).

Almost surely, 2^22937087 is an apocalyptic number.

22937087 is a deficient number, since it is larger than the sum of its proper divisors (1).

22937087 is an equidigital number, since it uses as much as digits as its factorization.

22937087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 22937087 is about 4789.2678981239. The cubic root of 22937087 is about 284.1271623557.

The spelling of 22937087 in words is "twenty-two million, nine hundred thirty-seven thousand, eighty-seven".