22590983 has 2 divisors, whose sum is σ = 22590984. Its totient is φ = 22590982.

The previous prime is 22590949. The next prime is 22591021. The reversal of 22590983 is 38909522.

It is an a-pointer prime, because the next prime (22591021) can be obtained adding 22590983 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22590983 - 2⁸ = 22590727 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 (22595983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11295491 + 11295492.

It is an arithmetic number, because the mean of its divisors is an integer number (11295492).

Almost surely, 2^22590983 is an apocalyptic number.

22590983 is a deficient number, since it is larger than the sum of its proper divisors (1).

22590983 is an equidigital number, since it uses as much as digits as its factorization.

22590983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 22590983 is about 4752.9972648845. The cubic root of 22590983 is about 282.6908225977.

The spelling of 22590983 in words is "twenty-two million, five hundred ninety thousand, nine hundred eighty-three".