4399394 has 16 divisors (see below), whose sum is σ = 7007040. Its totient is φ = 2067120.

The previous prime is 4399363. The next prime is 4399397. The reversal of 4399394 is 4939934.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4399397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1904 + ... + 3524.

It is an arithmetic number, because the mean of its divisors is an integer number (437940).

Almost surely, 2^4399394 is an apocalyptic number.

4399394 is a deficient number, since it is larger than the sum of its proper divisors (2607646).

4399394 is a wasteful number, since it uses less digits than its factorization.

4399394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705.

The product of its digits is 104976, while the sum is 41.

The square root of 4399394 is about 2097.4732417840. The cubic root of 4399394 is about 163.8567309158.

The spelling of 4399394 in words is "four million, three hundred ninety-nine thousand, three hundred ninety-four".