847016964 has 36 divisors (see below), whose sum is σ = 2176175820. Its totient is φ = 277709760.

The previous prime is 847016957. The next prime is 847016969. The reversal of 847016964 is 469610748.

It can be written as a sum of positive squares in 2 ways, for example, as 258566400 + 588450564 = 16080^2 + 24258^2 .

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

It is not an unprimeable number, because it can be changed into a prime (847016969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190659 + ... + 195050.

Almost surely, 2^847016964 is an apocalyptic number.

It is an amenable number.

847016964 is an abundant number, since it is smaller than the sum of its proper divisors (1329158856).

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

847016964 is a wasteful number, since it uses less digits than its factorization.

847016964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385780 (or 385775 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 847016964 is about 29103.5558652203. Note that the first 3 decimals coincide. The cubic root of 847016964 is about 946.1588068685.

The spelling of 847016964 in words is "eight hundred forty-seven million, sixteen thousand, nine hundred sixty-four".