22461697 has 2 divisors, whose sum is σ = 22461698. Its totient is φ = 22461696.

The previous prime is 22461679. The next prime is 22461737. The reversal of 22461697 is 79616422.

Together with previous prime (22461679) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21242881 + 1218816 = 4609^2 + 1104^2 .

It is a cyclic number.

It is not a de Polignac number, because 22461697 - 2¹¹ = 22459649 is a prime.

It is not a weakly prime, because it can be changed into another prime (22461497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11230848 + 11230849.

It is an arithmetic number, because the mean of its divisors is an integer number (11230849).

Almost surely, 2^22461697 is an apocalyptic number.

It is an amenable number.

22461697 is a deficient number, since it is larger than the sum of its proper divisors (1).

22461697 is an equidigital number, since it uses as much as digits as its factorization.

22461697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 22461697 is about 4739.3772797700. The cubic root of 22461697 is about 282.1505198825.

The spelling of 22461697 in words is "twenty-two million, four hundred sixty-one thousand, six hundred ninety-seven".