3861346 has 12 divisors (see below), whose sum is σ = 6150978. Its totient is φ = 1811712.

The previous prime is 3861343. The next prime is 3861349. The reversal of 3861346 is 6431683.

It is an interprime number because it is at equal distance from previous prime (3861343) and next prime (3861349).

It can be written as a sum of positive squares in 3 ways, for example, as 3024121 + 837225 = 1739^2 + 915^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3861343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11290 + ... + 11626.

Almost surely, 2^3861346 is an apocalyptic number.

3861346 is a deficient number, since it is larger than the sum of its proper divisors (2289632).

3861346 is an equidigital number, since it uses as much as digits as its factorization.

3861346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693 (or 356 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 3861346 is about 1965.0307885629. The cubic root of 3861346 is about 156.8843320216.

The spelling of 3861346 in words is "three million, eight hundred sixty-one thousand, three hundred forty-six".