3841261 has 2 divisors, whose sum is σ = 3841262. Its totient is φ = 3841260.

The previous prime is 3841259. The next prime is 3841267. The reversal of 3841261 is 1621483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3493161 + 348100 = 1869^2 + 590^2 .

It is a cyclic number.

It is not a de Polignac number, because 3841261 - 2¹ = 3841259 is a prime.

Together with 3841259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3841267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1920630 + 1920631.

It is an arithmetic number, because the mean of its divisors is an integer number (1920631).

Almost surely, 2^3841261 is an apocalyptic number.

3841261 is the 877-th centered decagonal number.

It is an amenable number.

3841261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3841261 is an equidigital number, since it uses as much as digits as its factorization.

3841261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 25.

The square root of 3841261 is about 1959.9135185002. The cubic root of 3841261 is about 156.6118449100.

The spelling of 3841261 in words is "three million, eight hundred forty-one thousand, two hundred sixty-one".