980559 has 16 divisors (see below), whose sum is σ = 1516800. Its totient is φ = 624888.

The previous prime is 980557. The next prime is 980579. The reversal of 980559 is 955089.

It is not a de Polignac number, because 980559 - 2¹ = 980557 is a prime.

It is a super-2 number, since 2×980559² = 1922991904962, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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 980559.

It is not an unprimeable number, because it can be changed into a prime (980557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169 + ... + 1410.

It is an arithmetic number, because the mean of its divisors is an integer number (94800).

2⁹⁸⁰⁵⁵⁹ is an apocalyptic number.

980559 is a deficient number, since it is larger than the sum of its proper divisors (536241).

980559 is a wasteful number, since it uses less digits than its factorization.

980559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611 (or 1605 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 980559 is about 990.2317910469. The cubic root of 980559 is about 99.3477212417.

The spelling of 980559 in words is "nine hundred eighty thousand, five hundred fifty-nine".