23382517 has 2 divisors, whose sum is σ = 23382518. Its totient is φ = 23382516.

The previous prime is 23382509. The next prime is 23382523. The reversal of 23382517 is 71528332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23126481 + 256036 = 4809^2 + 506^2 .

It is a cyclic number.

It is not a de Polignac number, because 23382517 - 2³ = 23382509 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23382577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11691258 + 11691259.

It is an arithmetic number, because the mean of its divisors is an integer number (11691259).

Almost surely, 2^23382517 is an apocalyptic number.

It is an amenable number.

23382517 is a deficient number, since it is larger than the sum of its proper divisors (1).

23382517 is an equidigital number, since it uses as much as digits as its factorization.

23382517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 31.

The square root of 23382517 is about 4835.5472285978. The cubic root of 23382517 is about 285.9545993756.

The spelling of 23382517 in words is "twenty-three million, three hundred eighty-two thousand, five hundred seventeen".