23967497 has 2 divisors, whose sum is σ = 23967498. Its totient is φ = 23967496.

The previous prime is 23967491. The next prime is 23967529. The reversal of 23967497 is 79476932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19219456 + 4748041 = 4384^2 + 2179^2 .

It is a cyclic number.

It is not a de Polignac number, because 23967497 - 2⁴ = 23967481 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23967491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11983748 + 11983749.

It is an arithmetic number, because the mean of its divisors is an integer number (11983749).

Almost surely, 2^23967497 is an apocalyptic number.

It is an amenable number.

23967497 is a deficient number, since it is larger than the sum of its proper divisors (1).

23967497 is an equidigital number, since it uses as much as digits as its factorization.

23967497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 47.

The square root of 23967497 is about 4895.6610381030. The cubic root of 23967497 is about 288.3196401292.

The spelling of 23967497 in words is "twenty-three million, nine hundred sixty-seven thousand, four hundred ninety-seven".