22713461 has 2 divisors, whose sum is σ = 22713462. Its totient is φ = 22713460.

The previous prime is 22713451. The next prime is 22713487. The reversal of 22713461 is 16431722.

It is an a-pointer prime, because the next prime (22713487) can be obtained adding 22713461 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13140625 + 9572836 = 3625^2 + 3094^2 .

It is a cyclic number.

It is not a de Polignac number, because 22713461 - 2²² = 18519157 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22713461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22713401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11356730 + 11356731.

It is an arithmetic number, because the mean of its divisors is an integer number (11356731).

Almost surely, 2^22713461 is an apocalyptic number.

It is an amenable number.

22713461 is a deficient number, since it is larger than the sum of its proper divisors (1).

22713461 is an equidigital number, since it uses as much as digits as its factorization.

22713461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 22713461 is about 4765.8641399016. The cubic root of 22713461 is about 283.2007756703.

The spelling of 22713461 in words is "twenty-two million, seven hundred thirteen thousand, four hundred sixty-one".