23992361 has 2 divisors, whose sum is σ = 23992362. Its totient is φ = 23992360.

The previous prime is 23992343. The next prime is 23992363. The reversal of 23992361 is 16329932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16152361 + 7840000 = 4019^2 + 2800^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23992361 is a prime.

It is a Sophie Germain prime.

Together with 23992363, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23992363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11996180 + 11996181.

It is an arithmetic number, because the mean of its divisors is an integer number (11996181).

Almost surely, 2^23992361 is an apocalyptic number.

It is an amenable number.

23992361 is a deficient number, since it is larger than the sum of its proper divisors (1).

23992361 is an equidigital number, since it uses as much as digits as its factorization.

23992361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 35.

The square root of 23992361 is about 4898.1997713446. The cubic root of 23992361 is about 288.4193070793.

The spelling of 23992361 in words is "twenty-three million, nine hundred ninety-two thousand, three hundred sixty-one".