2226143 has 4 divisors (see below), whose sum is σ = 2253048. Its totient is φ = 2199240.

The previous prime is 2226137. The next prime is 2226149. The reversal of 2226143 is 3416222.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2226137) and next prime (2226149).

It is a cyclic number.

It is not a de Polignac number, because 2226143 - 2⁸ = 2225887 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 (2226149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13328 + ... + 13493.

It is an arithmetic number, because the mean of its divisors is an integer number (563262).

2^2226143 is an apocalyptic number.

2226143 is a deficient number, since it is larger than the sum of its proper divisors (26905).

2226143 is an equidigital number, since it uses as much as digits as its factorization.

2226143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26904.

The product of its digits is 576, while the sum is 20.

The square root of 2226143 is about 1492.0264742959. The cubic root of 2226143 is about 130.5722895774.

The spelling of 2226143 in words is "two million, two hundred twenty-six thousand, one hundred forty-three".