6630550 has 12 divisors (see below), whose sum is σ = 12332916. Its totient is φ = 2652200.

The previous prime is 6630541. The next prime is 6630551. The reversal of 6630550 is 550366.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6630551) 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 5 ways as a sum of consecutive naturals, for example, 66256 + ... + 66355.

It is an arithmetic number, because the mean of its divisors is an integer number (1027743).

Almost surely, 2^6630550 is an apocalyptic number.

6630550 is a deficient number, since it is larger than the sum of its proper divisors (5702366).

6630550 is a wasteful number, since it uses less digits than its factorization.

6630550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132623 (or 132618 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 6630550 is about 2574.9854368520. The cubic root of 6630550 is about 187.8667193264.

The spelling of 6630550 in words is "six million, six hundred thirty thousand, five hundred fifty".