2226943 has 2 divisors, whose sum is σ = 2226944. Its totient is φ = 2226942.

The previous prime is 2226941. The next prime is 2226953. The reversal of 2226943 is 3496222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2226943 - 2¹ = 2226941 is a prime.

Together with 2226941, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2226941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113471 + 1113472.

It is an arithmetic number, because the mean of its divisors is an integer number (1113472).

2^2226943 is an apocalyptic number.

2226943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226943 is an equidigital number, since it uses as much as digits as its factorization.

2226943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 28.

The square root of 2226943 is about 1492.2945419722. The cubic root of 2226943 is about 130.5879287826.

The spelling of 2226943 in words is "two million, two hundred twenty-six thousand, nine hundred forty-three".