3904135 has 16 divisors (see below), whose sum is σ = 5178816. Its totient is φ = 2810368.

The previous prime is 3904127. The next prime is 3904141. The reversal of 3904135 is 5314093.

It is a cyclic number.

It is not a de Polignac number, because 3904135 - 2³ = 3904127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 957 + ... + 2953.

It is an arithmetic number, because the mean of its divisors is an integer number (323676).

Almost surely, 2^3904135 is an apocalyptic number.

3904135 is a deficient number, since it is larger than the sum of its proper divisors (1274681).

3904135 is a wasteful number, since it uses less digits than its factorization.

3904135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 3904135 is about 1975.8884077802. Note that the first 3 decimals coincide. The cubic root of 3904135 is about 157.4617022865.

The spelling of 3904135 in words is "three million, nine hundred four thousand, one hundred thirty-five".