3889904 has 10 divisors (see below), whose sum is σ = 7536720. Its totient is φ = 1944944.

The previous prime is 3889901. The next prime is 3889913. The reversal of 3889904 is 4099883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3889901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121544 + ... + 121575.

It is an arithmetic number, because the mean of its divisors is an integer number (753672).

Almost surely, 2^3889904 is an apocalyptic number.

It is an amenable number.

3889904 is a deficient number, since it is larger than the sum of its proper divisors (3646816).

3889904 is a wasteful number, since it uses less digits than its factorization.

3889904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243127 (or 243121 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 3889904 is about 1972.2839552154. The cubic root of 3889904 is about 157.2701476304.

The spelling of 3889904 in words is "three million, eight hundred eighty-nine thousand, nine hundred four".