2399804 has 12 divisors (see below), whose sum is σ = 4581528. Its totient is φ = 1090800.

The previous prime is 2399791. The next prime is 2399807. The reversal of 2399804 is 4089932.

2399804 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2399807) by changing a digit.

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, 27227 + ... + 27314.

It is an arithmetic number, because the mean of its divisors is an integer number (381794).

2^2399804 is an apocalyptic number.

It is an amenable number.

2399804 is a deficient number, since it is larger than the sum of its proper divisors (2181724).

2399804 is a wasteful number, since it uses less digits than its factorization.

2399804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54556 (or 54554 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 2399804 is about 1549.1300784634. The cubic root of 2399804 is about 133.8829452267.

The spelling of 2399804 in words is "two million, three hundred ninety-nine thousand, eight hundred four".