6442113 has 8 divisors (see below), whose sum is σ = 8646976. Its totient is φ = 4266000.

The previous prime is 6442109. The next prime is 6442123. The reversal of 6442113 is 3112446.

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

It is not a de Polignac number, because 6442113 - 2² = 6442109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6442113.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6658 + ... + 7563.

It is an arithmetic number, because the mean of its divisors is an integer number (1080872).

Almost surely, 2^6442113 is an apocalyptic number.

It is an amenable number.

6442113 is a deficient number, since it is larger than the sum of its proper divisors (2204863).

6442113 is a wasteful number, since it uses less digits than its factorization.

6442113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14375.

The product of its digits is 576, while the sum is 21.

The square root of 6442113 is about 2538.1317932684. The cubic root of 6442113 is about 186.0698951097.

Adding to 6442113 its reverse (3112446), we get a palindrome (9554559).

It can be divided in two parts, 6442 and 113, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 6442113 in words is "six million, four hundred forty-two thousand, one hundred thirteen".