980340556 has 48 divisors (see below), whose sum is σ = 1880946144. Its totient is φ = 444358656.

The previous prime is 980340539. The next prime is 980340589. The reversal of 980340556 is 655043089.

It is a super-2 number, since 2×980340556² = 1922135211476778272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 849676 + ... + 850828.

It is an arithmetic number, because the mean of its divisors is an integer number (39186378).

Almost surely, 2^980340556 is an apocalyptic number.

It is an amenable number.

980340556 is a deficient number, since it is larger than the sum of its proper divisors (900605588).

980340556 is a wasteful number, since it uses less digits than its factorization.

980340556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450 (or 1448 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 980340556 is about 31310.3905437157. The cubic root of 980340556 is about 993.4034329862.

The spelling of 980340556 in words is "nine hundred eighty million, three hundred forty thousand, five hundred fifty-six".