6442102 has 16 divisors (see below), whose sum is σ = 10391040. Its totient is φ = 2985768.

The previous prime is 6442081. The next prime is 6442103. The reversal of 6442102 is 2012446.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 6442102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6442103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18 + ... + 3589.

It is an arithmetic number, because the mean of its divisors is an integer number (649440).

Almost surely, 2^6442102 is an apocalyptic number.

6442102 is a deficient number, since it is larger than the sum of its proper divisors (3948938).

6442102 is a wasteful number, since it uses less digits than its factorization.

6442102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3675.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 6442102 is about 2538.1296263193. The cubic root of 6442102 is about 186.0697892040.

Adding to 6442102 its reverse (2012446), we get a palindrome (8454548).

The spelling of 6442102 in words is "six million, four hundred forty-two thousand, one hundred two".