226567989 has 32 divisors (see below), whose sum is σ = 361574400. Its totient is φ = 139754160.

The previous prime is 226567973. The next prime is 226568011. The reversal of 226567989 is 989765622.

It is not a de Polignac number, because 226567989 - 2⁴ = 226567973 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226567949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16924 + ... + 27194.

It is an arithmetic number, because the mean of its divisors is an integer number (11299200).

Almost surely, 2^226567989 is an apocalyptic number.

It is an amenable number.

226567989 is a deficient number, since it is larger than the sum of its proper divisors (135006411).

226567989 is a wasteful number, since it uses less digits than its factorization.

226567989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10342 (or 10336 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 54.

The square root of 226567989 is about 15052.1755570416. The cubic root of 226567989 is about 609.6297932847.

The spelling of 226567989 in words is "two hundred twenty-six million, five hundred sixty-seven thousand, nine hundred eighty-nine".