8701872 has 40 divisors (see below), whose sum is σ = 22617600. Its totient is φ = 2882880.

The previous prime is 8701871. The next prime is 8701873. The reversal of 8701872 is 2781078.

It is an interprime number because it is at equal distance from previous prime (8701871) and next prime (8701873).

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (8701871) 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, 9097 + ... + 10007.

It is an arithmetic number, because the mean of its divisors is an integer number (565440).

Almost surely, 2^8701872 is an apocalyptic number.

It is an amenable number.

8701872 is an abundant number, since it is smaller than the sum of its proper divisors (13915728).

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

8701872 is a wasteful number, since it uses less digits than its factorization.

8701872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121 (or 1115 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 33.

The square root of 8701872 is about 2949.8935574017. The cubic root of 8701872 is about 205.6857621387.

The spelling of 8701872 in words is "eight million, seven hundred one thousand, eight hundred seventy-two".