22960891 has 2 divisors, whose sum is σ = 22960892. Its totient is φ = 22960890.

The previous prime is 22960879. The next prime is 22960901. The reversal of 22960891 is 19806922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22960891 - 2¹⁷ = 22829819 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22960891.

It is not a weakly prime, because it can be changed into another prime (22960811) 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, 11480445 + 11480446.

It is an arithmetic number, because the mean of its divisors is an integer number (11480446).

Almost surely, 2^22960891 is an apocalyptic number.

22960891 is a deficient number, since it is larger than the sum of its proper divisors (1).

22960891 is an equidigital number, since it uses as much as digits as its factorization.

22960891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 22960891 is about 4791.7523934360. The cubic root of 22960891 is about 284.2254169809.

The spelling of 22960891 in words is "twenty-two million, nine hundred sixty thousand, eight hundred ninety-one".