3804402 has 32 divisors (see below), whose sum is σ = 8755200. Its totient is φ = 1079568.

The previous prime is 3804397. The next prime is 3804419. The reversal of 3804402 is 2044083.

It is a happy number.

3804402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 15 ways as a sum of consecutive naturals, for example, 9849 + ... + 10227.

It is an arithmetic number, because the mean of its divisors is an integer number (273600).

Almost surely, 2^3804402 is an apocalyptic number.

3804402 is an abundant number, since it is smaller than the sum of its proper divisors (4950798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3804402 is a wasteful number, since it uses less digits than its factorization.

3804402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 3804402 is about 1950.4876313374. The cubic root of 3804402 is about 156.1093086628.

Adding to 3804402 its reverse (2044083), we get a palindrome (5848485).

The spelling of 3804402 in words is "three million, eight hundred four thousand, four hundred two".