22598131 has 2 divisors, whose sum is σ = 22598132. Its totient is φ = 22598130.

The previous prime is 22598119. The next prime is 22598141. The reversal of 22598131 is 13189522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22598131 is a prime.

It is a super-2 number, since 2×22598131² = 1021351049386322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22598093 and 22598102.

It is not a weakly prime, because it can be changed into another prime (22598141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11299065 + 11299066.

It is an arithmetic number, because the mean of its divisors is an integer number (11299066).

Almost surely, 2^22598131 is an apocalyptic number.

22598131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22598131 is an equidigital number, since it uses as much as digits as its factorization.

22598131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 31.

The square root of 22598131 is about 4753.7491519852. The cubic root of 22598131 is about 282.7206348007.

The spelling of 22598131 in words is "twenty-two million, five hundred ninety-eight thousand, one hundred thirty-one".