3861013 has 8 divisors (see below), whose sum is σ = 4255328. Its totient is φ = 3480624.

The previous prime is 3861007. The next prime is 3861017. The reversal of 3861013 is 3101683.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3861013 - 2⁹ = 3860501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3861017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2895 + ... + 4012.

It is an arithmetic number, because the mean of its divisors is an integer number (531916).

Almost surely, 2^3861013 is an apocalyptic number.

It is an amenable number.

3861013 is a deficient number, since it is larger than the sum of its proper divisors (394315).

3861013 is a wasteful number, since it uses less digits than its factorization.

3861013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6963.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 3861013 is about 1964.9460552392. The cubic root of 3861013 is about 156.8798220239.

Adding to 3861013 its reverse (3101683), we get a palindrome (6962696).

The spelling of 3861013 in words is "three million, eight hundred sixty-one thousand, thirteen".