849001668 has 24 divisors (see below), whose sum is σ = 2067135168. Its totient is φ = 270696096.

The previous prime is 849001663. The next prime is 849001669. The reversal of 849001668 is 866100948.

849001668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (849001661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1537771 + ... + 1538322.

It is an arithmetic number, because the mean of its divisors is an integer number (86130632).

Almost surely, 2^849001668 is an apocalyptic number.

It is an amenable number.

849001668 is an abundant number, since it is smaller than the sum of its proper divisors (1218133500).

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

849001668 is a wasteful number, since it uses less digits than its factorization.

849001668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076123 (or 3076121 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 849001668 is about 29137.6331914588. The cubic root of 849001668 is about 946.8972337839.

It can be divided in two parts, 84900 and 1668, that added together give a palindrome (86568).

The spelling of 849001668 in words is "eight hundred forty-nine million, one thousand, six hundred sixty-eight".