2866241 has 4 divisors (see below), whose sum is σ = 3275712. Its totient is φ = 2456772.

The previous prime is 2866223. The next prime is 2866247. The reversal of 2866241 is 1426682.

2866241 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2866241 - 2¹⁴ = 2849857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2866247) 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, 204725 + ... + 204738.

It is an arithmetic number, because the mean of its divisors is an integer number (818928).

2^2866241 is an apocalyptic number.

It is an amenable number.

2866241 is a deficient number, since it is larger than the sum of its proper divisors (409471).

2866241 is an equidigital number, since it uses as much as digits as its factorization.

2866241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409470.

The product of its digits is 4608, while the sum is 29.

The square root of 2866241 is about 1692.9976373285. The cubic root of 2866241 is about 142.0487996001.

The spelling of 2866241 in words is "two million, eight hundred sixty-six thousand, two hundred forty-one".