6638152 has 16 divisors (see below), whose sum is σ = 12476160. Its totient is φ = 3311184.

The previous prime is 6638147. The next prime is 6638153. The reversal of 6638152 is 2518366.

It is not an unprimeable number, because it can be changed into a prime (6638153) 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, 4173 + ... + 5539.

It is an arithmetic number, because the mean of its divisors is an integer number (779760).

Almost surely, 2^6638152 is an apocalyptic number.

It is an amenable number.

6638152 is a deficient number, since it is larger than the sum of its proper divisors (5838008).

6638152 is a wasteful number, since it uses less digits than its factorization.

6638152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980 (or 1976 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 6638152 is about 2576.4611388492. The cubic root of 6638152 is about 187.9384890060.

The spelling of 6638152 in words is "six million, six hundred thirty-eight thousand, one hundred fifty-two".