6642196 has 12 divisors (see below), whose sum is σ = 12680640. Its totient is φ = 3019160.

The previous prime is 6642187. The next prime is 6642211. The reversal of 6642196 is 6912466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75436 + ... + 75523.

It is an arithmetic number, because the mean of its divisors is an integer number (1056720).

Almost surely, 2^6642196 is an apocalyptic number.

It is an amenable number.

6642196 is a deficient number, since it is larger than the sum of its proper divisors (6038444).

6642196 is a wasteful number, since it uses less digits than its factorization.

6642196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150974 (or 150972 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 6642196 is about 2577.2458167587. The cubic root of 6642196 is about 187.9766456578.

It can be divided in two parts, 664219 and 6, that added together give a square (664225 = 815²).

The spelling of 6642196 in words is "six million, six hundred forty-two thousand, one hundred ninety-six".