23662272 has 56 divisors (see below), whose sum is σ = 62983872. Its totient is φ = 7840000.

The previous prime is 23662271. The next prime is 23662273. The reversal of 23662272 is 27226632.

It is an interprime number because it is at equal distance from previous prime (23662271) and next prime (23662273).

It is not an unprimeable number, because it can be changed into a prime (23662271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47947 + ... + 48437.

It is an arithmetic number, because the mean of its divisors is an integer number (1124712).

Almost surely, 2^23662272 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 23662272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31491936).

23662272 is an abundant number, since it is smaller than the sum of its proper divisors (39321600).

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

23662272 is a wasteful number, since it uses less digits than its factorization.

23662272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 747 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The square root of 23662272 is about 4864.3881424080. The cubic root of 23662272 is about 287.0904950011.

The spelling of 23662272 in words is "twenty-three million, six hundred sixty-two thousand, two hundred seventy-two".