22466161 has 2 divisors, whose sum is σ = 22466162. Its totient is φ = 22466160.

The previous prime is 22466131. The next prime is 22466179. The reversal of 22466161 is 16166422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17430625 + 5035536 = 4175^2 + 2244^2 .

It is a cyclic number.

It is not a de Polignac number, because 22466161 - 2⁹ = 22465649 is a prime.

It is not a weakly prime, because it can be changed into another prime (22466131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11233080 + 11233081.

It is an arithmetic number, because the mean of its divisors is an integer number (11233081).

Almost surely, 2^22466161 is an apocalyptic number.

It is an amenable number.

22466161 is a deficient number, since it is larger than the sum of its proper divisors (1).

22466161 is an equidigital number, since it uses as much as digits as its factorization.

22466161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

The square root of 22466161 is about 4739.8482043205. The cubic root of 22466161 is about 282.1692100182.

The spelling of 22466161 in words is "twenty-two million, four hundred sixty-six thousand, one hundred sixty-one".