23442593 has 2 divisors, whose sum is σ = 23442594. Its totient is φ = 23442592.

The previous prime is 23442583. The next prime is 23442619. The reversal of 23442593 is 39524432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22877089 + 565504 = 4783^2 + 752^2 .

It is a cyclic number.

It is not a de Polignac number, because 23442593 - 2¹⁴ = 23426209 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23442533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11721296 + 11721297.

It is an arithmetic number, because the mean of its divisors is an integer number (11721297).

Almost surely, 2^23442593 is an apocalyptic number.

It is an amenable number.

23442593 is a deficient number, since it is larger than the sum of its proper divisors (1).

23442593 is an equidigital number, since it uses as much as digits as its factorization.

23442593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 32.

The square root of 23442593 is about 4841.7551569653. The cubic root of 23442593 is about 286.1992881313.

The spelling of 23442593 in words is "twenty-three million, four hundred forty-two thousand, five hundred ninety-three".