4399842 has 8 divisors (see below), whose sum is σ = 8799696. Its totient is φ = 1466612.

The previous prime is 4399819. The next prime is 4399847. The reversal of 4399842 is 2489934.

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

4399842 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 4399842.

It is not an unprimeable number, because it can be changed into a prime (4399847) 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, 366648 + ... + 366659.

It is an arithmetic number, because the mean of its divisors is an integer number (1099962).

Almost surely, 2^4399842 is an apocalyptic number.

4399842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4399842 is a wasteful number, since it uses less digits than its factorization.

4399842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733312.

The product of its digits is 62208, while the sum is 39.

The square root of 4399842 is about 2097.5800342299. The cubic root of 4399842 is about 163.8622926912.

The spelling of 4399842 in words is "four million, three hundred ninety-nine thousand, eight hundred forty-two".