3904836 has 24 divisors (see below), whose sum is σ = 9812544. Its totient is φ = 1201440.

The previous prime is 3904829. The next prime is 3904877. The reversal of 3904836 is 6384093.

3904836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3904797 and 3904806.

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 7 ways as a sum of consecutive naturals, for example, 12360 + ... + 12671.

It is an arithmetic number, because the mean of its divisors is an integer number (408856).

Almost surely, 2^3904836 is an apocalyptic number.

It is an amenable number.

3904836 is an abundant number, since it is smaller than the sum of its proper divisors (5907708).

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

3904836 is a wasteful number, since it uses less digits than its factorization.

3904836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25051 (or 25049 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 3904836 is about 1976.0657883785. The cubic root of 3904836 is about 157.4711259743.

The spelling of 3904836 in words is "three million, nine hundred four thousand, eight hundred thirty-six".