6649514 has 4 divisors (see below), whose sum is σ = 9974274. Its totient is φ = 3324756.

The previous prime is 6649483. The next prime is 6649547. The reversal of 6649514 is 4159466.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6589489 + 60025 = 2567^2 + 245^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1662377 + ... + 1662380.

Almost surely, 2^6649514 is an apocalyptic number.

6649514 is a deficient number, since it is larger than the sum of its proper divisors (3324760).

6649514 is a wasteful number, since it uses less digits than its factorization.

6649514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324759.

The product of its digits is 25920, while the sum is 35.

The square root of 6649514 is about 2578.6651585656. The cubic root of 6649514 is about 188.0456543718.

It can be divided in two parts, 66495 and 14, that multiplied together give a triangular number (930930 = T₁₃₆₄).

The spelling of 6649514 in words is "six million, six hundred forty-nine thousand, five hundred fourteen".