850044 has 24 divisors (see below), whose sum is σ = 2136400. Its totient is φ = 261504.

The previous prime is 850043. The next prime is 850049. The reversal of 850044 is 440058.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 850044.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 850044.

It is not an unprimeable number, because it can be changed into a prime (850043) 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, 2569 + ... + 2880.

2⁸⁵⁰⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

850044 is an abundant number, since it is smaller than the sum of its proper divisors (1286356).

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

850044 is a wasteful number, since it uses less digits than its factorization.

850044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5469 (or 5467 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 850044 is about 921.9783077708. The cubic root of 850044 is about 94.7284581924.

The spelling of 850044 in words is "eight hundred fifty thousand, forty-four".