23681732 has 6 divisors (see below), whose sum is σ = 41443038. Its totient is φ = 11840864.

The previous prime is 23681729. The next prime is 23681747. The reversal of 23681732 is 23718632.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16370116 + 7311616 = 4046^2 + 2704^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2960213 + ... + 2960220.

It is an arithmetic number, because the mean of its divisors is an integer number (6907173).

Almost surely, 2^23681732 is an apocalyptic number.

It is an amenable number.

23681732 is a deficient number, since it is larger than the sum of its proper divisors (17761306).

23681732 is a wasteful number, since it uses less digits than its factorization.

23681732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5920437 (or 5920435 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 23681732 is about 4866.3879828883. The cubic root of 23681732 is about 287.1691751069.

The spelling of 23681732 in words is "twenty-three million, six hundred eighty-one thousand, seven hundred thirty-two".