4394080999 has 24 divisors (see below), whose sum is σ = 5810376320. Its totient is φ = 3243738960.

The previous prime is 4394080981. The next prime is 4394081009. The reversal of 4394080999 is 9990804934.

It is not a de Polignac number, because 4394080999 - 2¹⁹ = 4393556711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4394080979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120429 + ... + 152614.

Almost surely, 2^4394080999 is an apocalyptic number.

4394080999 is a deficient number, since it is larger than the sum of its proper divisors (1416295321).

4394080999 is a wasteful number, since it uses less digits than its factorization.

4394080999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273091 (or 273080 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 55.

The square root of 4394080999 is about 66287.8646435379. The cubic root of 4394080999 is about 1637.9074291353.

The spelling of 4394080999 in words is "four billion, three hundred ninety-four million, eighty thousand, nine hundred ninety-nine".