23622493 has 2 divisors, whose sum is σ = 23622494. Its totient is φ = 23622492.

The previous prime is 23622461. The next prime is 23622517. The reversal of 23622493 is 39422632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21132409 + 2490084 = 4597^2 + 1578^2 .

It is a cyclic number.

It is not a de Polignac number, because 23622493 - 2⁵ = 23622461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23602493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11811246 + 11811247.

It is an arithmetic number, because the mean of its divisors is an integer number (11811247).

Almost surely, 2^23622493 is an apocalyptic number.

It is an amenable number.

23622493 is a deficient number, since it is larger than the sum of its proper divisors (1).

23622493 is an equidigital number, since it uses as much as digits as its factorization.

23622493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 31.

The square root of 23622493 is about 4860.2976246316. The cubic root of 23622493 is about 286.9295273881.

The spelling of 23622493 in words is "twenty-three million, six hundred twenty-two thousand, four hundred ninety-three".