6642046 has 8 divisors (see below), whose sum is σ = 10126584. Its totient is φ = 3266520.

The previous prime is 6642007. The next prime is 6642059. The reversal of 6642046 is 6402466.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6642046² = 88233550132232, which contains 22 as substring.

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, 27100 + ... + 27343.

It is an arithmetic number, because the mean of its divisors is an integer number (1265823).

Almost surely, 2^6642046 is an apocalyptic number.

6642046 is a deficient number, since it is larger than the sum of its proper divisors (3484538).

6642046 is a wasteful number, since it uses less digits than its factorization.

6642046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54506.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 6642046 is about 2577.2167157614. The cubic root of 6642046 is about 187.9752306284.

It can be divided in two parts, 66420 and 46, that added together give a palindrome (66466).

The spelling of 6642046 in words is "six million, six hundred forty-two thousand, forty-six".