3868616 has 8 divisors (see below), whose sum is σ = 7253670. Its totient is φ = 1934304.

The previous prime is 3868591. The next prime is 3868619. The reversal of 3868616 is 6168683.

3868616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3076516 + 792100 = 1754^2 + 890^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 3868616.

It is not an unprimeable number, because it can be changed into a prime (3868619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241781 + ... + 241796.

Almost surely, 2^3868616 is an apocalyptic number.

It is an amenable number.

3868616 is a deficient number, since it is larger than the sum of its proper divisors (3385054).

3868616 is a wasteful number, since it uses less digits than its factorization.

3868616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483583 (or 483579 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 3868616 is about 1966.8797624664. The cubic root of 3868616 is about 156.9827289750.

The spelling of 3868616 in words is "three million, eight hundred sixty-eight thousand, six hundred sixteen".