2281679 has 4 divisors (see below), whose sum is σ = 2343384. Its totient is φ = 2219976.

The previous prime is 2281673. The next prime is 2281687. The reversal of 2281679 is 9761822.

It is a happy number.

2281679 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 2281679 - 2⁴ = 2281663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281673) 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, 30797 + ... + 30870.

It is an arithmetic number, because the mean of its divisors is an integer number (585846).

2^2281679 is an apocalyptic number.

2281679 is a deficient number, since it is larger than the sum of its proper divisors (61705).

2281679 is an equidigital number, since it uses as much as digits as its factorization.

2281679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61704.

The product of its digits is 12096, while the sum is 35.

The square root of 2281679 is about 1510.5227571937. The cubic root of 2281679 is about 131.6491870901.

The spelling of 2281679 in words is "two million, two hundred eighty-one thousand, six hundred seventy-nine".