6650513 has 8 divisors (see below), whose sum is σ = 7024320. Its totient is φ = 6279120.

The previous prime is 6650507. The next prime is 6650521. The reversal of 6650513 is 3150566.

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

It is not a de Polignac number, because 6650513 - 2⁸ = 6650257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6650503) 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, 9956 + ... + 10602.

It is an arithmetic number, because the mean of its divisors is an integer number (878040).

Almost surely, 2^6650513 is an apocalyptic number.

It is an amenable number.

6650513 is a deficient number, since it is larger than the sum of its proper divisors (373807).

6650513 is a wasteful number, since it uses less digits than its factorization.

6650513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 6650513 is about 2578.8588561610. The cubic root of 6650513 is about 188.0550710099.

The spelling of 6650513 in words is "six million, six hundred fifty thousand, five hundred thirteen".