2291282 has 16 divisors (see below), whose sum is σ = 3993792. Its totient is φ = 965520.

The previous prime is 2291281. The next prime is 2291287. The reversal of 2291282 is 2821922.

2291282 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2291282³ = 36087507305150633304, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2291281) 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 7 ways as a sum of consecutive naturals, for example, 488 + ... + 2195.

It is an arithmetic number, because the mean of its divisors is an integer number (249612).

2^2291282 is an apocalyptic number.

2291282 is a deficient number, since it is larger than the sum of its proper divisors (1702510).

2291282 is a wasteful number, since it uses less digits than its factorization.

2291282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753.

The product of its digits is 1152, while the sum is 26.

The square root of 2291282 is about 1513.6981204983. The cubic root of 2291282 is about 131.8336211080.

The spelling of 2291282 in words is "two million, two hundred ninety-one thousand, two hundred eighty-two".