986944356 has 36 divisors (see below), whose sum is σ = 2580805500. Its totient is φ = 317636928.

The previous prime is 986944319. The next prime is 986944363. The reversal of 986944356 is 653449689.

986944356 is a `hidden beast` number, since 98 + 69 + 443 + 56 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 676832256 + 310112100 = 26016^2 + 17610^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 471631 + ... + 473718.

Almost surely, 2^986944356 is an apocalyptic number.

It is an amenable number.

986944356 is an abundant number, since it is smaller than the sum of its proper divisors (1593861144).

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

986944356 is a wasteful number, since it uses less digits than its factorization.

986944356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945388 (or 945383 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The square root of 986944356 is about 31415.6705483108. The cubic root of 986944356 is about 995.6290412222.

The spelling of 986944356 in words is "nine hundred eighty-six million, nine hundred forty-four thousand, three hundred fifty-six".