649883762 has 16 divisors (see below), whose sum is σ = 1092189312. Its totient is φ = 287417520.

The previous prime is 649883737. The next prime is 649883779. The reversal of 649883762 is 267388946.

649883762 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×649883762³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 398378 + ... + 400005.

It is an arithmetic number, because the mean of its divisors is an integer number (68261832).

Almost surely, 2^649883762 is an apocalyptic number.

649883762 is a deficient number, since it is larger than the sum of its proper divisors (442305550).

649883762 is a wasteful number, since it uses less digits than its factorization.

649883762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798433.

The product of its digits is 3483648, while the sum is 53.

The square root of 649883762 is about 25492.8178513086. The cubic root of 649883762 is about 866.1874664159.

The spelling of 649883762 in words is "six hundred forty-nine million, eight hundred eighty-three thousand, seven hundred sixty-two".