3905896 has 16 divisors (see below), whose sum is σ = 7381440. Its totient is φ = 1937520.

The previous prime is 3905879. The next prime is 3905911. The reversal of 3905896 is 6985093.

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, 816 + ... + 2911.

It is an arithmetic number, because the mean of its divisors is an integer number (461340).

Almost surely, 2^3905896 is an apocalyptic number.

It is an amenable number.

3905896 is a deficient number, since it is larger than the sum of its proper divisors (3475544).

3905896 is a wasteful number, since it uses less digits than its factorization.

3905896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864 (or 3860 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 3905896 is about 1976.3339798728. Note that the first 3 decimals coincide. The cubic root of 3905896 is about 157.4853736313.

It can be divided in two parts, 390 and 5896, that multiplied together give a triangular number (2299440 = T₂₁₄₄).

The spelling of 3905896 in words is "three million, nine hundred five thousand, eight hundred ninety-six".