22967531 has 2 divisors, whose sum is σ = 22967532. Its totient is φ = 22967530.

The previous prime is 22967513. The next prime is 22967557. The reversal of 22967531 is 13576922.

Together with previous prime (22967513) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22967531 - 2¹⁴ = 22951147 is a prime.

It is a super-2 number, since 2×22967531² = 1055014960471922, 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 = 22967491 and 22967500.

It is not a weakly prime, because it can be changed into another prime (22367531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11483765 + 11483766.

It is an arithmetic number, because the mean of its divisors is an integer number (11483766).

Almost surely, 2^22967531 is an apocalyptic number.

22967531 is a deficient number, since it is larger than the sum of its proper divisors (1).

22967531 is an equidigital number, since it uses as much as digits as its factorization.

22967531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 35.

The square root of 22967531 is about 4792.4452005213. The cubic root of 22967531 is about 284.2528124752.

The spelling of 22967531 in words is "twenty-two million, nine hundred sixty-seven thousand, five hundred thirty-one".