6632428 has 24 divisors (see below), whose sum is σ = 12729024. Its totient is φ = 2998800.

The previous prime is 6632413. The next prime is 6632429. The reversal of 6632428 is 8242366.

It is a self number, because there is not a number n which added to its sum of digits gives 6632428.

It is not an unprimeable number, because it can be changed into a prime (6632429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13263 + ... + 13753.

It is an arithmetic number, because the mean of its divisors is an integer number (530376).

Almost surely, 2^6632428 is an apocalyptic number.

It is an amenable number.

6632428 is a deficient number, since it is larger than the sum of its proper divisors (6096596).

6632428 is a wasteful number, since it uses less digits than its factorization.

6632428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813 (or 811 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 6632428 is about 2575.3500732910. The cubic root of 6632428 is about 187.8844544260.

The spelling of 6632428 in words is "six million, six hundred thirty-two thousand, four hundred twenty-eight".