6444194 has 8 divisors (see below), whose sum is σ = 9810768. Its totient is φ = 3173940.

The previous prime is 6444181. The next prime is 6444197. The reversal of 6444194 is 4914446.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6444194.

It is not an unprimeable number, because it can be changed into a prime (6444197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23912 + ... + 24179.

It is an arithmetic number, because the mean of its divisors is an integer number (1226346).

Almost surely, 2^6444194 is an apocalyptic number.

6444194 is a deficient number, since it is larger than the sum of its proper divisors (3366574).

6444194 is a wasteful number, since it uses less digits than its factorization.

6444194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48160.

The product of its digits is 13824, while the sum is 32.

The square root of 6444194 is about 2538.5417073588. The cubic root of 6444194 is about 186.0899283796.

The spelling of 6444194 in words is "six million, four hundred forty-four thousand, one hundred ninety-four".