23685253 has 2 divisors, whose sum is σ = 23685254. Its totient is φ = 23685252.

The previous prime is 23685247. The next prime is 23685281. The reversal of 23685253 is 35258632.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23493409 + 191844 = 4847^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 23685253 - 2⁹ = 23684741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23685293) 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, 11842626 + 11842627.

It is an arithmetic number, because the mean of its divisors is an integer number (11842627).

Almost surely, 2^23685253 is an apocalyptic number.

It is an amenable number.

23685253 is a deficient number, since it is larger than the sum of its proper divisors (1).

23685253 is an equidigital number, since it uses as much as digits as its factorization.

23685253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 34.

The square root of 23685253 is about 4866.7497367340. The cubic root of 23685253 is about 287.1834065063.

The spelling of 23685253 in words is "twenty-three million, six hundred eighty-five thousand, two hundred fifty-three".