649896514 has 8 divisors (see below), whose sum is σ = 975033360. Its totient is φ = 324885396.

The previous prime is 649896509. The next prime is 649896517. The reversal of 649896514 is 415698946.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (649896517) 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 3 ways as a sum of consecutive naturals, for example, 17224 + ... + 39955.

It is an arithmetic number, because the mean of its divisors is an integer number (121879170).

Almost surely, 2^649896514 is an apocalyptic number.

649896514 is a deficient number, since it is larger than the sum of its proper divisors (325136846).

649896514 is a wasteful number, since it uses less digits than its factorization.

649896514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62864.

The product of its digits is 1866240, while the sum is 52.

The square root of 649896514 is about 25493.0679597415. The cubic root of 649896514 is about 866.1931318138.

The spelling of 649896514 in words is "six hundred forty-nine million, eight hundred ninety-six thousand, five hundred fourteen".