2281659 has 4 divisors (see below), whose sum is σ = 3042216. Its totient is φ = 1521104.

The previous prime is 2281651. The next prime is 2281661. The reversal of 2281659 is 9561822.

2281659 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 is a cyclic number.

It is not a de Polignac number, because 2281659 - 2³ = 2281651 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2281651) 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, 380274 + ... + 380279.

It is an arithmetic number, because the mean of its divisors is an integer number (760554).

2^2281659 is an apocalyptic number.

2281659 is a deficient number, since it is larger than the sum of its proper divisors (760557).

2281659 is an equidigital number, since it uses as much as digits as its factorization.

2281659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760556.

The product of its digits is 8640, while the sum is 33.

The square root of 2281659 is about 1510.5161369545. The cubic root of 2281659 is about 131.6488024331.

The spelling of 2281659 in words is "two million, two hundred eighty-one thousand, six hundred fifty-nine".