6676513 has 4 divisors (see below), whose sum is σ = 6751620. Its totient is φ = 6601408.

The previous prime is 6676471. The next prime is 6676519. The reversal of 6676513 is 3156766.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1423249 + 5253264 = 1193^2 + 2292^2 .

It is a cyclic number.

It is not a de Polignac number, because 6676513 - 2⁹ = 6676001 is a prime.

It is a Duffinian number.

6676513 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6676519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37420 + ... + 37597.

It is an arithmetic number, because the mean of its divisors is an integer number (1687905).

Almost surely, 2^6676513 is an apocalyptic number.

It is an amenable number.

6676513 is a deficient number, since it is larger than the sum of its proper divisors (75107).

6676513 is an equidigital number, since it uses as much as digits as its factorization.

6676513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75106.

The product of its digits is 22680, while the sum is 34.

The square root of 6676513 is about 2583.8949282043. The cubic root of 6676513 is about 188.2998177409.

The spelling of 6676513 in words is "six million, six hundred seventy-six thousand, five hundred thirteen".