6331628 has 12 divisors (see below), whose sum is σ = 11462640. Its totient is φ = 3056592.

The previous prime is 6331609. The next prime is 6331669. The reversal of 6331628 is 8261336.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 6331628.

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, 27176 + ... + 27407.

It is an arithmetic number, because the mean of its divisors is an integer number (955220).

Almost surely, 2^6331628 is an apocalyptic number.

It is an amenable number.

6331628 is a deficient number, since it is larger than the sum of its proper divisors (5131012).

6331628 is a wasteful number, since it uses less digits than its factorization.

6331628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54616 (or 54614 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 6331628 is about 2516.2726402360. The cubic root of 6331628 is about 185.0000292184. Note that the first 4 decimals are identical.

The spelling of 6331628 in words is "six million, three hundred thirty-one thousand, six hundred twenty-eight".