649848946 has 16 divisors (see below), whose sum is σ = 1032341184. Its totient is φ = 306157104.

The previous prime is 649848911. The next prime is 649848977.

649848946 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102345 + ... + 108508.

It is an arithmetic number, because the mean of its divisors is an integer number (64521324).

Almost surely, 2^649848946 is an apocalyptic number.

649848946 is a deficient number, since it is larger than the sum of its proper divisors (382492238).

649848946 is a wasteful number, since it uses less digits than its factorization.

649848946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210945.

The product of its digits is 11943936, while the sum is 58.

The square root of 649848946 is about 25492.1349831669. The cubic root of 649848946 is about 866.1719981516.

The spelling of 649848946 in words is "six hundred forty-nine million, eight hundred forty-eight thousand, nine hundred forty-six".