849706684 has 12 divisors (see below), whose sum is σ = 1487205664. Its totient is φ = 424790784.

The previous prime is 849706667. The next prime is 849706691. The reversal of 849706684 is 486607948.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29212 + ... + 50524.

Almost surely, 2^849706684 is an apocalyptic number.

It is an amenable number.

849706684 is a deficient number, since it is larger than the sum of its proper divisors (637498980).

849706684 is a wasteful number, since it uses less digits than its factorization.

849706684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31284 (or 31282 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The square root of 849706684 is about 29149.7287122882. The cubic root of 849706684 is about 947.1592642854.

The spelling of 849706684 in words is "eight hundred forty-nine million, seven hundred six thousand, six hundred eighty-four".