890850 has 24 divisors (see below), whose sum is σ = 2209680. Its totient is φ = 237520.

The previous prime is 890843. The next prime is 890861. The reversal of 890850 is 58098.

It is a super-2 number, since 2×890850² = 1587227445000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

890850 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 11 ways as a sum of consecutive naturals, for example, 2820 + ... + 3119.

It is an arithmetic number, because the mean of its divisors is an integer number (92070).

2⁸⁹⁰⁸⁵⁰ is an apocalyptic number.

890850 is an abundant number, since it is smaller than the sum of its proper divisors (1318830).

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

890850 is a wasteful number, since it uses less digits than its factorization.

890850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5954 (or 5949 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 890850 is about 943.8485047930. The cubic root of 890850 is about 96.2206297074.

The spelling of 890850 in words is "eight hundred ninety thousand, eight hundred fifty".