2228663 has 2 divisors, whose sum is σ = 2228664. Its totient is φ = 2228662.

The previous prime is 2228659. The next prime is 2228687. The reversal of 2228663 is 3668222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2228663 - 2² = 2228659 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁷ + 2²¹ + 8 + 6 + 6³ + 3⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2222663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114331 + 1114332.

It is an arithmetic number, because the mean of its divisors is an integer number (1114332).

2^2228663 is an apocalyptic number.

2228663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2228663 is an equidigital number, since it uses as much as digits as its factorization.

2228663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 29.

The square root of 2228663 is about 1492.8707244768. The cubic root of 2228663 is about 130.6215403951.

The spelling of 2228663 in words is "two million, two hundred twenty-eight thousand, six hundred sixty-three".