3905416 has 16 divisors (see below), whose sum is σ = 7344540. Its totient is φ = 1946880.

The previous prime is 3905413. The next prime is 3905417. The reversal of 3905416 is 6145093.

It can be written as a sum of positive squares in 2 ways, for example, as 3348900 + 556516 = 1830^2 + 746^2 .

It is not an unprimeable number, because it can be changed into a prime (3905413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3700 + ... + 4636.

Almost surely, 2^3905416 is an apocalyptic number.

It is an amenable number.

3905416 is a deficient number, since it is larger than the sum of its proper divisors (3439124).

3905416 is a wasteful number, since it uses less digits than its factorization.

3905416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464 (or 1460 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 3905416 is about 1976.2125391769. The cubic root of 3905416 is about 157.4789221814.

The spelling of 3905416 in words is "three million, nine hundred five thousand, four hundred sixteen".