2228543 has 2 divisors, whose sum is σ = 2228544. Its totient is φ = 2228542.

The previous prime is 2228533. The next prime is 2228549. The reversal of 2228543 is 3458222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2228543 - 2¹² = 2224447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2228549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114271 + 1114272.

It is an arithmetic number, because the mean of its divisors is an integer number (1114272).

2^2228543 is an apocalyptic number.

2228543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2228543 is an equidigital number, since it uses as much as digits as its factorization.

2228543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 26.

The square root of 2228543 is about 1492.8305329139. The cubic root of 2228543 is about 130.6191959601.

The spelling of 2228543 in words is "two million, two hundred twenty-eight thousand, five hundred forty-three".