23643232 has 12 divisors (see below), whose sum is σ = 46547676. Its totient is φ = 11821600.

The previous prime is 23643227. The next prime is 23643253. The reversal of 23643232 is 23234632.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23643197 and 23643206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369394 + ... + 369457.

It is an arithmetic number, because the mean of its divisors is an integer number (3878973).

Almost surely, 2^23643232 is an apocalyptic number.

It is an amenable number.

23643232 is a deficient number, since it is larger than the sum of its proper divisors (22904444).

23643232 is an equidigital number, since it uses as much as digits as its factorization.

23643232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738861 (or 738853 counting only the distinct ones).

The product of its digits is 5184, while the sum is 25.

The square root of 23643232 is about 4862.4306678862. The cubic root of 23643232 is about 287.0134712645.

Adding to 23643232 its reverse (23234632), we get a palindrome (46877864).

The spelling of 23643232 in words is "twenty-three million, six hundred forty-three thousand, two hundred thirty-two".