849757712 has 10 divisors (see below), whose sum is σ = 1646405598. Its totient is φ = 424878848.

The previous prime is 849757693. The next prime is 849757751. The reversal of 849757712 is 217757948.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 619810816 + 229946896 = 24896^2 + 15164^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26554913 + ... + 26554944.

Almost surely, 2^849757712 is an apocalyptic number.

It is an amenable number.

849757712 is a deficient number, since it is larger than the sum of its proper divisors (796647886).

849757712 is a wasteful number, since it uses less digits than its factorization.

849757712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53109865 (or 53109859 counting only the distinct ones).

The product of its digits is 987840, while the sum is 50.

The square root of 849757712 is about 29150.6039731598. The cubic root of 849757712 is about 947.1782240341.

The spelling of 849757712 in words is "eight hundred forty-nine million, seven hundred fifty-seven thousand, seven hundred twelve".