23917601 has 2 divisors, whose sum is σ = 23917602. Its totient is φ = 23917600.

The previous prime is 23917571. The next prime is 23917609. The reversal of 23917601 is 10671932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22572001 + 1345600 = 4751^2 + 1160^2 .

It is a cyclic number.

It is not a de Polignac number, because 23917601 - 2¹⁰ = 23916577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23917609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11958800 + 11958801.

It is an arithmetic number, because the mean of its divisors is an integer number (11958801).

Almost surely, 2^23917601 is an apocalyptic number.

It is an amenable number.

23917601 is a deficient number, since it is larger than the sum of its proper divisors (1).

23917601 is an equidigital number, since it uses as much as digits as its factorization.

23917601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 23917601 is about 4890.5624420919. The cubic root of 23917601 is about 288.1194246548.

The spelling of 23917601 in words is "twenty-three million, nine hundred seventeen thousand, six hundred one".