6638106 has 16 divisors (see below), whose sum is σ = 13975200. Its totient is φ = 2096208.

The previous prime is 6638101. The next prime is 6638131. The reversal of 6638106 is 6018366.

It is not an unprimeable number, because it can be changed into a prime (6638101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29001 + ... + 29228.

It is an arithmetic number, because the mean of its divisors is an integer number (873450).

Almost surely, 2^6638106 is an apocalyptic number.

6638106 is an abundant number, since it is smaller than the sum of its proper divisors (7337094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6638106 is a wasteful number, since it uses less digits than its factorization.

6638106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58253.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 6638106 is about 2576.4522118603. The cubic root of 6638106 is about 187.9380548896.

The spelling of 6638106 in words is "six million, six hundred thirty-eight thousand, one hundred six".