9980956 has 6 divisors (see below), whose sum is σ = 17466680. Its totient is φ = 4990476.

The previous prime is 9980941. The next prime is 9980969. The reversal of 9980956 is 6590899.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247616 + ... + 1247623.

Almost surely, 2^9980956 is an apocalyptic number.

It is an amenable number.

9980956 is a deficient number, since it is larger than the sum of its proper divisors (7485724).

9980956 is a wasteful number, since it uses less digits than its factorization.

9980956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2495243 (or 2495241 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 46.

The square root of 9980956 is about 3159.2651044191. The cubic root of 9980956 is about 215.3066185796.

The spelling of 9980956 in words is "nine million, nine hundred eighty thousand, nine hundred fifty-six".