22879573 has 2 divisors, whose sum is σ = 22879574. Its totient is φ = 22879572.

The previous prime is 22879567. The next prime is 22879583. The reversal of 22879573 is 37597822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20857489 + 2022084 = 4567^2 + 1422^2 .

It is a cyclic number.

It is not a de Polignac number, because 22879573 - 2⁵ = 22879541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22879523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11439786 + 11439787.

It is an arithmetic number, because the mean of its divisors is an integer number (11439787).

Almost surely, 2^22879573 is an apocalyptic number.

It is an amenable number.

22879573 is a deficient number, since it is larger than the sum of its proper divisors (1).

22879573 is an equidigital number, since it uses as much as digits as its factorization.

22879573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 22879573 is about 4783.2596626150. The cubic root of 22879573 is about 283.8894837133.

The spelling of 22879573 in words is "twenty-two million, eight hundred seventy-nine thousand, five hundred seventy-three".