226442063 has 4 divisors (see below), whose sum is σ = 234250440. Its totient is φ = 218633688.

The previous prime is 226442053. The next prime is 226442071. The reversal of 226442063 is 360244622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226442063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 7808347 = 226442063 / (2 + 2 + 6 + 4 + 4 + 2 + 0 + 6 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226442003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3904145 + ... + 3904202.

It is an arithmetic number, because the mean of its divisors is an integer number (58562610).

Almost surely, 2^226442063 is an apocalyptic number.

226442063 is a deficient number, since it is larger than the sum of its proper divisors (7808377).

226442063 is an equidigital number, since it uses as much as digits as its factorization.

226442063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7808376.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 226442063 is about 15047.9919922892. The cubic root of 226442063 is about 609.5168287119.

Adding to 226442063 its reverse (360244622), we get a palindrome (586686685).

The spelling of 226442063 in words is "two hundred twenty-six million, four hundred forty-two thousand, sixty-three".