6640102 has 16 divisors (see below), whose sum is σ = 11554560. Its totient is φ = 2802888.

The previous prime is 6640093. The next prime is 6640111. The reversal of 6640102 is 2010466.

6640102 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6640093) and next prime (6640111).

6640102 is strictly pandigital in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 6640102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2602 + ... + 4477.

It is an arithmetic number, because the mean of its divisors is an integer number (722160).

Almost surely, 2^6640102 is an apocalyptic number.

6640102 is a deficient number, since it is larger than the sum of its proper divisors (4914458).

6640102 is a wasteful number, since it uses less digits than its factorization.

6640102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7155.

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

The square root of 6640102 is about 2576.8395371074. The cubic root of 6640102 is about 187.9568899191.

Adding to 6640102 its reverse (2010466), we get a palindrome (8650568).

The spelling of 6640102 in words is "six million, six hundred forty thousand, one hundred two".