2226647 has 2 divisors, whose sum is σ = 2226648. Its totient is φ = 2226646.

The previous prime is 2226619. The next prime is 2226659. The reversal of 2226647 is 7466222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2226647 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁵ + 2²¹ + 6⁶ + 6⁶ + 4⁵ + 7³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2226617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113323 + 1113324.

It is an arithmetic number, because the mean of its divisors is an integer number (1113324).

2^2226647 is an apocalyptic number.

2226647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226647 is an equidigital number, since it uses as much as digits as its factorization.

2226647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 29.

The square root of 2226647 is about 1492.1953625447. The cubic root of 2226647 is about 130.5821427133.

The spelling of 2226647 in words is "two million, two hundred twenty-six thousand, six hundred forty-seven".