980685 has 48 divisors (see below), whose sum is σ = 1896960. Its totient is φ = 466560.

The previous prime is 980677. The next prime is 980687. The reversal of 980685 is 586089.

It is not a de Polignac number, because 980685 - 2³ = 980677 is a prime.

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 980685.

It is not an unprimeable number, because it can be changed into a prime (980687) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26487 + ... + 26523.

It is an arithmetic number, because the mean of its divisors is an integer number (39520).

2⁹⁸⁰⁶⁸⁵ is an apocalyptic number.

980685 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

980685 is a deficient number, since it is larger than the sum of its proper divisors (916275).

980685 is a wasteful number, since it uses less digits than its factorization.

980685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 980685 is about 990.2954104710. The cubic root of 980685 is about 99.3519763916.

The spelling of 980685 in words is "nine hundred eighty thousand, six hundred eighty-five".