6628107 has 8 divisors (see below), whose sum is σ = 8928976. Its totient is φ = 4372992.

The previous prime is 6628103. The next prime is 6628123. The reversal of 6628107 is 7018266.

It is a happy number.

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

It is not a de Polignac number, because 6628107 - 2² = 6628103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6628103) 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, 11098 + ... + 11679.

It is an arithmetic number, because the mean of its divisors is an integer number (1116122).

Almost surely, 2^6628107 is an apocalyptic number.

6628107 is a deficient number, since it is larger than the sum of its proper divisors (2300869).

6628107 is a wasteful number, since it uses less digits than its factorization.

6628107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22877.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 6628107 is about 2574.5110215340. The cubic root of 6628107 is about 187.8436435748.

The spelling of 6628107 in words is "six million, six hundred twenty-eight thousand, one hundred seven".