23609712 has 80 divisors (see below), whose sum is σ = 72138240. Its totient is φ = 6510336.

The previous prime is 23609711. The next prime is 23609713. The reversal of 23609712 is 21790632.

It is an interprime number because it is at equal distance from previous prime (23609711) and next prime (23609713).

It is a self number, because there is not a number n which added to its sum of digits gives 23609712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23609711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8533 + ... + 10955.

It is an arithmetic number, because the mean of its divisors is an integer number (901728).

Almost surely, 2^23609712 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 23609712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36069120).

23609712 is an abundant number, since it is smaller than the sum of its proper divisors (48528528).

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

23609712 is a wasteful number, since it uses less digits than its factorization.

23609712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2470 (or 2464 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 23609712 is about 4858.9826095593. The cubic root of 23609712 is about 286.8777701091.

The spelling of 23609712 in words is "twenty-three million, six hundred nine thousand, seven hundred twelve".