980449656 has 32 divisors (see below), whose sum is σ = 2454883200. Its totient is φ = 326315360.

The previous prime is 980449649. The next prime is 980449711. The reversal of 980449656 is 656944089.

It is a super-2 number, since 2×980449656² = 1922563055901036672, which contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 980449599 and 980449608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15180 + ... + 46811.

It is an arithmetic number, because the mean of its divisors is an integer number (76715100).

Almost surely, 2^980449656 is an apocalyptic number.

It is an amenable number.

980449656 is an abundant number, since it is smaller than the sum of its proper divisors (1474433544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

980449656 is a wasteful number, since it uses less digits than its factorization.

980449656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62659 (or 62655 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The square root of 980449656 is about 31312.1327283850. The cubic root of 980449656 is about 993.4402828658.

The spelling of 980449656 in words is "nine hundred eighty million, four hundred forty-nine thousand, six hundred fifty-six".