890684 has 12 divisors (see below), whose sum is σ = 1597008. Its totient is φ = 434400.

The previous prime is 890683. The next prime is 890707. The reversal of 890684 is 486098.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552 + ... + 2879.

It is an arithmetic number, because the mean of its divisors is an integer number (133084).

2⁸⁹⁰⁶⁸⁴ is an apocalyptic number.

It is an amenable number.

890684 is a deficient number, since it is larger than the sum of its proper divisors (706324).

890684 is a wasteful number, since it uses less digits than its factorization.

890684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5476 (or 5474 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 890684 is about 943.7605628548. The cubic root of 890684 is about 96.2146527877.

The spelling of 890684 in words is "eight hundred ninety thousand, six hundred eighty-four".