6641002 has 8 divisors (see below), whose sum is σ = 10073700. Its totient is φ = 3283104.

The previous prime is 6640993. The next prime is 6641021. The reversal of 6641002 is 2001466.

It can be written as a sum of positive squares in 2 ways, for example, as 6446521 + 194481 = 2539^2 + 441^2 .

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

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, 18477 + ... + 18832.

Almost surely, 2^6641002 is an apocalyptic number.

6641002 is a deficient number, since it is larger than the sum of its proper divisors (3432698).

6641002 is a wasteful number, since it uses less digits than its factorization.

6641002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37400.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 6641002 is about 2577.0141637174. The cubic root of 6641002 is about 187.9653814331.

Adding to 6641002 its reverse (2001466), we get a palindrome (8642468).

The spelling of 6641002 in words is "six million, six hundred forty-one thousand, two".