6628870 has 16 divisors (see below), whose sum is σ = 12128688. Its totient is φ = 2607840.

The previous prime is 6628859. The next prime is 6628877. The reversal of 6628870 is 788266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6628877) 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, 4824 + ... + 6043.

It is an arithmetic number, because the mean of its divisors is an integer number (758043).

Almost surely, 2^6628870 is an apocalyptic number.

6628870 is a deficient number, since it is larger than the sum of its proper divisors (5499818).

6628870 is a wasteful number, since it uses less digits than its factorization.

6628870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10935.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 6628870 is about 2574.6592007487. The cubic root of 6628870 is about 187.8508512236.

The spelling of 6628870 in words is "six million, six hundred twenty-eight thousand, eight hundred seventy".