3861244 has 12 divisors (see below), whose sum is σ = 7154784. Its totient is φ = 1817024.

The previous prime is 3861241. The next prime is 3861251. The reversal of 3861244 is 4421683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3861241) 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, 28324 + ... + 28459.

It is an arithmetic number, because the mean of its divisors is an integer number (596232).

Almost surely, 2^3861244 is an apocalyptic number.

3861244 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3861244 is a deficient number, since it is larger than the sum of its proper divisors (3293540).

3861244 is a wasteful number, since it uses less digits than its factorization.

3861244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56804 (or 56802 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 3861244 is about 1965.0048345997. The cubic root of 3861244 is about 156.8829506084.

The spelling of 3861244 in words is "three million, eight hundred sixty-one thousand, two hundred forty-four".