6642134 has 16 divisors (see below), whose sum is σ = 10713600. Its totient is φ = 3078504.

The previous prime is 6642127. The next prime is 6642137. The reversal of 6642134 is 4312466.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6642137) 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, 74 + ... + 3645.

It is an arithmetic number, because the mean of its divisors is an integer number (669600).

Almost surely, 2^6642134 is an apocalyptic number.

6642134 is a deficient number, since it is larger than the sum of its proper divisors (4071466).

6642134 is a wasteful number, since it uses less digits than its factorization.

6642134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3787.

The product of its digits is 3456, while the sum is 26.

The square root of 6642134 is about 2577.2337883863. The cubic root of 6642134 is about 187.9760607816.

It can be divided in two parts, 6642 and 134, that added together give a palindrome (6776).

The spelling of 6642134 in words is "six million, six hundred forty-two thousand, one hundred thirty-four".