22492867 has 2 divisors, whose sum is σ = 22492868. Its totient is φ = 22492866.

The previous prime is 22492861. The next prime is 22492901. The reversal of 22492867 is 76829422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22492867 - 2⁷ = 22492739 is a prime.

It is not a weakly prime, because it can be changed into another prime (22492861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11246433 + 11246434.

It is an arithmetic number, because the mean of its divisors is an integer number (11246434).

Almost surely, 2^22492867 is an apocalyptic number.

22492867 is a deficient number, since it is larger than the sum of its proper divisors (1).

22492867 is an equidigital number, since it uses as much as digits as its factorization.

22492867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 22492867 is about 4742.6645464338. The cubic root of 22492867 is about 282.2809725779.

The spelling of 22492867 in words is "twenty-two million, four hundred ninety-two thousand, eight hundred sixty-seven".