4399089 has 16 divisors (see below), whose sum is σ = 6266880. Its totient is φ = 2736720.

The previous prime is 4399079. The next prime is 4399103. The reversal of 4399089 is 9809934.

It is not a de Polignac number, because 4399089 - 2⁹ = 4398577 is a prime.

4399089 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4399089.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4399079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3504 + ... + 4590.

It is an arithmetic number, because the mean of its divisors is an integer number (391680).

Almost surely, 2^4399089 is an apocalyptic number.

It is an amenable number.

4399089 is a deficient number, since it is larger than the sum of its proper divisors (1867791).

4399089 is a wasteful number, since it uses less digits than its factorization.

4399089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 4399089 is about 2097.4005339944. The cubic root of 4399089 is about 163.8529442232.

The spelling of 4399089 in words is "four million, three hundred ninety-nine thousand, eighty-nine".