868752 has 40 divisors (see below), whose sum is σ = 2494880. Its totient is φ = 289440.

The previous prime is 868741. The next prime is 868771. The reversal of 868752 is 257868.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

868752 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574 + ... + 1437.

It is an arithmetic number, because the mean of its divisors is an integer number (62372).

2⁸⁶⁸⁷⁵² is an apocalyptic number.

It is an amenable number.

868752 is an abundant number, since it is smaller than the sum of its proper divisors (1626128).

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

868752 is a wasteful number, since it uses less digits than its factorization.

868752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028 (or 2016 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 868752 is about 932.0686669983. The cubic root of 868752 is about 95.4183580825.

The spelling of 868752 in words is "eight hundred sixty-eight thousand, seven hundred fifty-two".