3949616 has 20 divisors (see below), whose sum is σ = 8348424. Its totient is φ = 1795200.

The previous prime is 3949609. The next prime is 3949619. The reversal of 3949616 is 6169493.

3949616 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3949616.

It is not an unprimeable number, because it can be changed into a prime (3949619) 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, 11045 + ... + 11396.

Almost surely, 2^3949616 is an apocalyptic number.

It is an amenable number.

3949616 is an abundant number, since it is smaller than the sum of its proper divisors (4398808).

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

3949616 is a wasteful number, since it uses less digits than its factorization.

3949616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22460 (or 22454 counting only the distinct ones).

The product of its digits is 34992, while the sum is 38.

The square root of 3949616 is about 1987.3640834029. The cubic root of 3949616 is about 158.0707902621.

The spelling of 3949616 in words is "three million, nine hundred forty-nine thousand, six hundred sixteen".