849384651 has 8 divisors (see below), whose sum is σ = 1199131344. Its totient is φ = 532947200.

The previous prime is 849384647. The next prime is 849384667. The reversal of 849384651 is 156483948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 849384651 - 2² = 849384647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 849384651.

It is not an unprimeable number, because it can be changed into a prime (849383651) 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 7 ways as a sum of consecutive naturals, for example, 8327250 + ... + 8327351.

It is an arithmetic number, because the mean of its divisors is an integer number (149891418).

Almost surely, 2^849384651 is an apocalyptic number.

849384651 is a deficient number, since it is larger than the sum of its proper divisors (349746693).

849384651 is a wasteful number, since it uses less digits than its factorization.

849384651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16654621.

The product of its digits is 829440, while the sum is 48.

The square root of 849384651 is about 29144.2044152864. The cubic root of 849384651 is about 947.0395935464.

The spelling of 849384651 in words is "eight hundred forty-nine million, three hundred eighty-four thousand, six hundred fifty-one".