981056264 has 32 divisors (see below), whose sum is σ = 1949336280. Its totient is φ = 461282304.

The previous prime is 981056201. The next prime is 981056273. The reversal of 981056264 is 462650189.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 508863364 + 472192900 = 22558^2 + 21730^2 .

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, 214934 + ... + 219450.

Almost surely, 2^981056264 is an apocalyptic number.

It is an amenable number.

981056264 is a deficient number, since it is larger than the sum of its proper divisors (968280016).

981056264 is a wasteful number, since it uses less digits than its factorization.

981056264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6137 (or 6133 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 981056264 is about 31321.8176994886. The cubic root of 981056264 is about 993.6451224103.

The spelling of 981056264 in words is "nine hundred eighty-one million, fifty-six thousand, two hundred sixty-four".