6439102 has 16 divisors (see below), whose sum is σ = 10146960. Its totient is φ = 3060288.

The previous prime is 6439067. The next prime is 6439123. The reversal of 6439102 is 2019346.

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, 3058 + ... + 4714.

It is an arithmetic number, because the mean of its divisors is an integer number (634185).

Almost surely, 2^6439102 is an apocalyptic number.

6439102 is a deficient number, since it is larger than the sum of its proper divisors (3707858).

6439102 is a wasteful number, since it uses less digits than its factorization.

6439102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1755.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 6439102 is about 2537.5385711354. The cubic root of 6439102 is about 186.0409013223.

The spelling of 6439102 in words is "six million, four hundred thirty-nine thousand, one hundred two".