23863172 has 24 divisors (see below), whose sum is σ = 45745560. Its totient is φ = 10841600.

The previous prime is 23863163. The next prime is 23863181. The reversal of 23863172 is 27136832.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23863163) and next prime (23863181).

It can be written as a sum of positive squares in 4 ways, for example, as 15476356 + 8386816 = 3934^2 + 2896^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4079 + ... + 8022.

It is an arithmetic number, because the mean of its divisors is an integer number (1906065).

Almost surely, 2^23863172 is an apocalyptic number.

It is an amenable number.

23863172 is a deficient number, since it is larger than the sum of its proper divisors (21882388).

23863172 is a wasteful number, since it uses less digits than its factorization.

23863172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12151 (or 12149 counting only the distinct ones).

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

The square root of 23863172 is about 4884.9945752273. The cubic root of 23863172 is about 287.9007020072.

The spelling of 23863172 in words is "twenty-three million, eight hundred sixty-three thousand, one hundred seventy-two".