2281371 has 4 divisors (see below), whose sum is σ = 3041832. Its totient is φ = 1520912.

The previous prime is 2281361. The next prime is 2281373. The reversal of 2281371 is 1731822.

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 2281371 - 2⁷ = 2281243 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2281373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380226 + ... + 380231.

It is an arithmetic number, because the mean of its divisors is an integer number (760458).

2^2281371 is an apocalyptic number.

2281371 is a deficient number, since it is larger than the sum of its proper divisors (760461).

2281371 is an equidigital number, since it uses as much as digits as its factorization.

2281371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760460.

The product of its digits is 672, while the sum is 24.

The square root of 2281371 is about 1510.4208022932. The cubic root of 2281371 is about 131.6432631230.

The spelling of 2281371 in words is "two million, two hundred eighty-one thousand, three hundred seventy-one".