6697628 has 12 divisors (see below), whose sum is σ = 13395312. Its totient is φ = 2870400.

The previous prime is 6697619. The next prime is 6697651. The reversal of 6697628 is 8267966.

6697628 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 119573 + ... + 119628.

It is an arithmetic number, because the mean of its divisors is an integer number (1116276).

Almost surely, 2^6697628 is an apocalyptic number.

It is an amenable number.

6697628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6697628 is a wasteful number, since it uses less digits than its factorization.

6697628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239212 (or 239210 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 6697628 is about 2587.9775887747. The cubic root of 6697628 is about 188.4981131975.

The spelling of 6697628 in words is "six million, six hundred ninety-seven thousand, six hundred twenty-eight".