2226663 has 8 divisors (see below), whose sum is σ = 3298800. Its totient is φ = 1484424.

The previous prime is 2226659. The next prime is 2226673. The reversal of 2226663 is 3666222.

It is a happy number.

It is not a de Polignac number, because 2226663 - 2² = 2226659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 82469 = 2226663 / (2 + 2 + 2 + 6 + 6 + 6 + 3).

2226663 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2226613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41208 + ... + 41261.

It is an arithmetic number, because the mean of its divisors is an integer number (412350).

2^2226663 is an apocalyptic number.

2226663 is a deficient number, since it is larger than the sum of its proper divisors (1072137).

2226663 is an equidigital number, since it uses as much as digits as its factorization.

2226663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82478 (or 82472 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 2226663 is about 1492.2007237634. The cubic root of 2226663 is about 130.5824554869.

The spelling of 2226663 in words is "two million, two hundred twenty-six thousand, six hundred sixty-three".