22934591 has 2 divisors, whose sum is σ = 22934592. Its totient is φ = 22934590.

The previous prime is 22934573. The next prime is 22934599. The reversal of 22934591 is 19543922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22934591 - 2¹⁰ = 22933567 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22934599) 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, 11467295 + 11467296.

It is an arithmetic number, because the mean of its divisors is an integer number (11467296).

Almost surely, 2^22934591 is an apocalyptic number.

22934591 is a deficient number, since it is larger than the sum of its proper divisors (1).

22934591 is an equidigital number, since it uses as much as digits as its factorization.

22934591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 35.

The square root of 22934591 is about 4789.0073084095. The cubic root of 22934591 is about 284.1168557996.

The spelling of 22934591 in words is "twenty-two million, nine hundred thirty-four thousand, five hundred ninety-one".