2039804 has 12 divisors (see below), whose sum is σ = 3844344. Its totient is φ = 941424.

The previous prime is 2039797. The next prime is 2039819. The reversal of 2039804 is 4089302.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19562 + ... + 19665.

It is an arithmetic number, because the mean of its divisors is an integer number (320362).

2^2039804 is an apocalyptic number.

It is an amenable number.

2039804 is a deficient number, since it is larger than the sum of its proper divisors (1804540).

2039804 is a wasteful number, since it uses less digits than its factorization.

2039804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39244 (or 39242 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2039804 is about 1428.2170703363. The cubic root of 2039804 is about 126.8224522134.

The spelling of 2039804 in words is "two million, thirty-nine thousand, eight hundred four".