3949016 has 8 divisors (see below), whose sum is σ = 7404420. Its totient is φ = 1974504.

The previous prime is 3949013. The next prime is 3949027. The reversal of 3949016 is 6109493.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3949013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246806 + ... + 246821.

Almost surely, 2^3949016 is an apocalyptic number.

It is an amenable number.

3949016 is a deficient number, since it is larger than the sum of its proper divisors (3455404).

3949016 is a wasteful number, since it uses less digits than its factorization.

3949016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493633 (or 493629 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 3949016 is about 1987.2131239502. The cubic root of 3949016 is about 158.0627854943.

The spelling of 3949016 in words is "three million, nine hundred forty-nine thousand, sixteen".