23266493 has 2 divisors, whose sum is σ = 23266494. Its totient is φ = 23266492.

The previous prime is 23266433. The next prime is 23266511. The reversal of 23266493 is 39466232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12264004 + 11002489 = 3502^2 + 3317^2 .

It is a cyclic number.

It is not a de Polignac number, because 23266493 - 2⁶ = 23266429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23266423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11633246 + 11633247.

It is an arithmetic number, because the mean of its divisors is an integer number (11633247).

Almost surely, 2^23266493 is an apocalyptic number.

It is an amenable number.

23266493 is a deficient number, since it is larger than the sum of its proper divisors (1).

23266493 is an equidigital number, since it uses as much as digits as its factorization.

23266493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 35.

The square root of 23266493 is about 4823.5353217324. The cubic root of 23266493 is about 285.4808462158.

The spelling of 23266493 in words is "twenty-three million, two hundred sixty-six thousand, four hundred ninety-three".