4089994 has 8 divisors (see below), whose sum is σ = 6143940. Its totient is φ = 2042016.

The previous prime is 4089973. The next prime is 4090001. The reversal of 4089994 is 4999804.

4089994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3940225 + 149769 = 1985^2 + 387^2 .

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 4089994.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1182 + ... + 3094.

Almost surely, 2^4089994 is an apocalyptic number.

4089994 is a deficient number, since it is larger than the sum of its proper divisors (2053946).

4089994 is a wasteful number, since it uses less digits than its factorization.

4089994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2984.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 4089994 is about 2022.3733582106. The cubic root of 4089994 is about 159.9217586205.

The spelling of 4089994 in words is "four million, eighty-nine thousand, nine hundred ninety-four".