980567256 has 64 divisors (see below), whose sum is σ = 2579040000. Its totient is φ = 310222976.

The previous prime is 980567249. The next prime is 980567267. The reversal of 980567256 is 652765089.

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 in 15 ways as a sum of consecutive naturals, for example, 29125 + ... + 53003.

It is an arithmetic number, because the mean of its divisors is an integer number (40297500).

Almost surely, 2^980567256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 980567256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1289520000).

980567256 is an abundant number, since it is smaller than the sum of its proper divisors (1598472744).

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

980567256 is a wasteful number, since it uses less digits than its factorization.

980567256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23976 (or 23972 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 48.

The square root of 980567256 is about 31314.0105384155. The cubic root of 980567256 is about 993.4800006646.

The spelling of 980567256 in words is "nine hundred eighty million, five hundred sixty-seven thousand, two hundred fifty-six".