23257799 has 2 divisors, whose sum is σ = 23257800. Its totient is φ = 23257798.

The previous prime is 23257771. The next prime is 23257849. The reversal of 23257799 is 99775232.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23257799 - 2⁸ = 23257543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23257769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11628899 + 11628900.

It is an arithmetic number, because the mean of its divisors is an integer number (11628900).

Almost surely, 2^23257799 is an apocalyptic number.

23257799 is a deficient number, since it is larger than the sum of its proper divisors (1).

23257799 is an equidigital number, since it uses as much as digits as its factorization.

23257799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238140, while the sum is 44.

The square root of 23257799 is about 4822.6340313153. The cubic root of 23257799 is about 285.4452832041.

The spelling of 23257799 in words is "twenty-three million, two hundred fifty-seven thousand, seven hundred ninety-nine".