23409752 has 16 divisors (see below), whose sum is σ = 45080160. Its totient is φ = 11388384.

The previous prime is 23409751. The next prime is 23409769. The reversal of 23409752 is 25790432.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23409751) 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 in 3 ways as a sum of consecutive naturals, for example, 39248 + ... + 39839.

It is an arithmetic number, because the mean of its divisors is an integer number (2817510).

Almost surely, 2^23409752 is an apocalyptic number.

It is an amenable number.

23409752 is a deficient number, since it is larger than the sum of its proper divisors (21670408).

23409752 is a wasteful number, since it uses less digits than its factorization.

23409752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79130 (or 79126 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 23409752 is about 4838.3625329237. The cubic root of 23409752 is about 286.0655790413.

The spelling of 23409752 in words is "twenty-three million, four hundred nine thousand, seven hundred fifty-two".