6680626 has 16 divisors (see below), whose sum is σ = 11073024. Its totient is φ = 3006784.

The previous prime is 6680621. The next prime is 6680651. The reversal of 6680626 is 6260866.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 6680591 and 6680600.

It is not an unprimeable number, because it can be changed into a prime (6680621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3490 + ... + 5053.

It is an arithmetic number, because the mean of its divisors is an integer number (692064).

Almost surely, 2^6680626 is an apocalyptic number.

6680626 is a deficient number, since it is larger than the sum of its proper divisors (4392398).

6680626 is a wasteful number, since it uses less digits than its factorization.

6680626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8585.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 6680626 is about 2584.6906971628. The cubic root of 6680626 is about 188.3384765522.

The spelling of 6680626 in words is "six million, six hundred eighty thousand, six hundred twenty-six".