23739712 has 28 divisors (see below), whose sum is σ = 47914560. Its totient is φ = 11666816.

The previous prime is 23739679. The next prime is 23739713. The reversal of 23739712 is 21793732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23739713) 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, 633 + ... + 6919.

Almost surely, 2^23739712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23739712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23957280).

23739712 is an abundant number, since it is smaller than the sum of its proper divisors (24174848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23739712 is an equidigital number, since it uses as much as digits as its factorization.

23739712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6358 (or 6348 counting only the distinct ones).

The product of its digits is 15876, while the sum is 34.

The square root of 23739712 is about 4872.3415315431. The cubic root of 23739712 is about 287.4033429330.

The spelling of 23739712 in words is "twenty-three million, seven hundred thirty-nine thousand, seven hundred twelve".