849374784 has 84 divisors (see below), whose sum is σ = 2562748240. Its totient is φ = 268220160.

The previous prime is 849374749. The next prime is 849374807. The reversal of 849374784 is 487473948.

849374784 is a `hidden beast` number, since 8 + 493 + 74 + 7 + 84 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 849374784.

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 in 11 ways as a sum of consecutive naturals, for example, 27862 + ... + 49749.

Almost surely, 2^849374784 is an apocalyptic number.

It is an amenable number.

849374784 is an abundant number, since it is smaller than the sum of its proper divisors (1713373456).

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

849374784 is a wasteful number, since it uses less digits than its factorization.

849374784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77648 (or 77635 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The square root of 849374784 is about 29144.0351358558. The cubic root of 849374784 is about 947.0359263913.

The spelling of 849374784 in words is "eight hundred forty-nine million, three hundred seventy-four thousand, seven hundred eighty-four".