980636 has 12 divisors (see below), whose sum is σ = 1744680. Its totient is φ = 482160.

The previous prime is 980621. The next prime is 980641. The reversal of 980636 is 636089.

It is a happy number.

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1766 + ... + 2253.

It is an arithmetic number, because the mean of its divisors is an integer number (145390).

2⁹⁸⁰⁶³⁶ is an apocalyptic number.

It is an amenable number.

980636 is a deficient number, since it is larger than the sum of its proper divisors (764044).

980636 is a wasteful number, since it uses less digits than its factorization.

980636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4084 (or 4082 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 980636 is about 990.2706700696. The cubic root of 980636 is about 99.3503216544.

The spelling of 980636 in words is "nine hundred eighty thousand, six hundred thirty-six".