3891341 has 4 divisors (see below), whose sum is σ = 3911292. Its totient is φ = 3871392.

The previous prime is 3891331. The next prime is 3891343. The reversal of 3891341 is 1431983.

3891341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2735716 + 1155625 = 1654^2 + 1075^2 .

It is a cyclic number.

It is not a de Polignac number, because 3891341 - 2¹⁰ = 3890317 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 (3891343) 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 in 3 ways as a sum of consecutive naturals, for example, 9680 + ... + 10073.

It is an arithmetic number, because the mean of its divisors is an integer number (977823).

Almost surely, 2^3891341 is an apocalyptic number.

It is an amenable number.

3891341 is a deficient number, since it is larger than the sum of its proper divisors (19951).

3891341 is a wasteful number, since it uses less digits than its factorization.

3891341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19950.

The product of its digits is 2592, while the sum is 29.

The square root of 3891341 is about 1972.6482200332. The cubic root of 3891341 is about 157.2895113798.

The spelling of 3891341 in words is "three million, eight hundred ninety-one thousand, three hundred forty-one".