6642141 has 16 divisors (see below), whose sum is σ = 9704448. Its totient is φ = 4007600.

The previous prime is 6642137. The next prime is 6642143. The reversal of 6642141 is 1412466.

It is a cyclic number.

It is not a de Polignac number, because 6642141 - 2² = 6642137 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6642143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13990 + ... + 14456.

It is an arithmetic number, because the mean of its divisors is an integer number (606528).

Almost surely, 2^6642141 is an apocalyptic number.

It is an amenable number.

6642141 is a deficient number, since it is larger than the sum of its proper divisors (3062307).

6642141 is a wasteful number, since it uses less digits than its factorization.

6642141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912.

The product of its digits is 1152, while the sum is 24.

The square root of 6642141 is about 2577.2351464312. The cubic root of 6642141 is about 187.9761268162.

The spelling of 6642141 in words is "six million, six hundred forty-two thousand, one hundred forty-one".