6638852 has 12 divisors (see below), whose sum is σ = 12674256. Its totient is φ = 3017640.

The previous prime is 6638851. The next prime is 6638893. The reversal of 6638852 is 2588366.

It is not an unprimeable number, because it can be changed into a prime (6638851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75398 + ... + 75485.

It is an arithmetic number, because the mean of its divisors is an integer number (1056188).

Almost surely, 2^6638852 is an apocalyptic number.

It is an amenable number.

6638852 is a deficient number, since it is larger than the sum of its proper divisors (6035404).

6638852 is a wasteful number, since it uses less digits than its factorization.

6638852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150898 (or 150896 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 6638852 is about 2576.5969805152. The cubic root of 6638852 is about 187.9450948765.

The spelling of 6638852 in words is "six million, six hundred thirty-eight thousand, eight hundred fifty-two".