23167493 has 2 divisors, whose sum is σ = 23167494. Its totient is φ = 23167492.

The previous prime is 23167489. The next prime is 23167559. The reversal of 23167493 is 39476132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23020804 + 146689 = 4798^2 + 383^2 .

It is a cyclic number.

It is not a de Polignac number, because 23167493 - 2² = 23167489 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23167453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11583746 + 11583747.

It is an arithmetic number, because the mean of its divisors is an integer number (11583747).

Almost surely, 2^23167493 is an apocalyptic number.

It is an amenable number.

23167493 is a deficient number, since it is larger than the sum of its proper divisors (1).

23167493 is an equidigital number, since it uses as much as digits as its factorization.

23167493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 35.

The square root of 23167493 is about 4813.2621993820. The cubic root of 23167493 is about 285.0753591629.

The spelling of 23167493 in words is "twenty-three million, one hundred sixty-seven thousand, four hundred ninety-three".