6628550 has 24 divisors (see below), whose sum is σ = 12665856. Its totient is φ = 2579040.

The previous prime is 6628541. The next prime is 6628553. The reversal of 6628550 is 558266.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6628553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59 + ... + 3641.

It is an arithmetic number, because the mean of its divisors is an integer number (527744).

Almost surely, 2^6628550 is an apocalyptic number.

6628550 is a deficient number, since it is larger than the sum of its proper divisors (6037306).

6628550 is a wasteful number, since it uses less digits than its factorization.

6628550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3632 (or 3627 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 6628550 is about 2574.5970558517. The cubic root of 6628550 is about 187.8478284238.

The spelling of 6628550 in words is "six million, six hundred twenty-eight thousand, five hundred fifty".