868250 has 32 divisors (see below), whose sum is σ = 1707264. Its totient is φ = 330000.

The previous prime is 868249. The next prime is 868267. The reversal of 868250 is 52868.

It is a happy number.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5675 + ... + 5825.

It is an arithmetic number, because the mean of its divisors is an integer number (53352).

2⁸⁶⁸²⁵⁰ is an apocalyptic number.

868250 is a deficient number, since it is larger than the sum of its proper divisors (839014).

868250 is a wasteful number, since it uses less digits than its factorization.

868250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 868250 is about 931.7993346209. The cubic root of 868250 is about 95.3999756807.

The spelling of 868250 in words is "eight hundred sixty-eight thousand, two hundred fifty".