849670564 has 24 divisors (see below), whose sum is σ = 1518501600. Its totient is φ = 415873920.

The previous prime is 849670529. The next prime is 849670571. The reversal of 849670564 is 465076948.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49407 + ... + 64345.

It is an arithmetic number, because the mean of its divisors is an integer number (63270900).

Almost surely, 2^849670564 is an apocalyptic number.

It is an amenable number.

849670564 is a deficient number, since it is larger than the sum of its proper divisors (668831036).

849670564 is a wasteful number, since it uses less digits than its factorization.

849670564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15243 (or 15241 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The square root of 849670564 is about 29149.1091459070. The cubic root of 849670564 is about 947.1458432316.

The spelling of 849670564 in words is "eight hundred forty-nine million, six hundred seventy thousand, five hundred sixty-four".