890330 has 48 divisors (see below), whose sum is σ = 1969920. Its totient is φ = 288288.

The previous prime is 890317. The next prime is 890333. The reversal of 890330 is 33098.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 890296 and 890305.

It is not an unprimeable number, because it can be changed into a prime (890333) by changing a digit.

890330 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 23 ways as a sum of consecutive naturals, for example, 11231 + ... + 11309.

It is an arithmetic number, because the mean of its divisors is an integer number (41040).

2⁸⁹⁰³³⁰ is an apocalyptic number.

890330 is an abundant number, since it is smaller than the sum of its proper divisors (1079590).

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

890330 is a wasteful number, since it uses less digits than its factorization.

890330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 116 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 890330 is about 943.5729966463. The cubic root of 890330 is about 96.2019043455.

The spelling of 890330 in words is "eight hundred ninety thousand, three hundred thirty".