850636 has 12 divisors (see below), whose sum is σ = 1503040. Its totient is φ = 421200.

The previous prime is 850631. The next prime is 850637. The reversal of 850636 is 636058.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (850631) by changing a digit.

850636 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540 + ... + 1411.

2⁸⁵⁰⁶³⁶ is an apocalyptic number.

It is an amenable number.

850636 is a deficient number, since it is larger than the sum of its proper divisors (652404).

850636 is a wasteful number, since it uses less digits than its factorization.

850636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064 (or 2062 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 850636 is about 922.2993006611. The cubic root of 850636 is about 94.7504438127.

The spelling of 850636 in words is "eight hundred fifty thousand, six hundred thirty-six".