23608973 has 2 divisors, whose sum is σ = 23608974. Its totient is φ = 23608972.

The previous prime is 23608967. The next prime is 23608999. The reversal of 23608973 is 37980632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22829284 + 779689 = 4778^2 + 883^2 .

It is a cyclic number.

It is not a de Polignac number, because 23608973 - 2²⁰ = 22560397 is a prime.

It is a super-2 number, since 2×23608973² = 1114767212229458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23608933) 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, 11804486 + 11804487.

It is an arithmetic number, because the mean of its divisors is an integer number (11804487).

Almost surely, 2^23608973 is an apocalyptic number.

It is an amenable number.

23608973 is a deficient number, since it is larger than the sum of its proper divisors (1).

23608973 is an equidigital number, since it uses as much as digits as its factorization.

23608973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 23608973 is about 4858.9065642385. The cubic root of 23608973 is about 286.8747769216.

The spelling of 23608973 in words is "twenty-three million, six hundred eight thousand, nine hundred seventy-three".