226438193 has 4 divisors (see below), whose sum is σ = 229166448. Its totient is φ = 223709940.

The previous prime is 226438183. The next prime is 226438213. The reversal of 226438193 is 391834622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226438193 - 2²⁶ = 159329329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226438123) 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, 1364003 + ... + 1364168.

It is an arithmetic number, because the mean of its divisors is an integer number (57291612).

Almost surely, 2^226438193 is an apocalyptic number.

It is an amenable number.

226438193 is a deficient number, since it is larger than the sum of its proper divisors (2728255).

226438193 is an equidigital number, since it uses as much as digits as its factorization.

226438193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2728254.

The product of its digits is 62208, while the sum is 38.

The square root of 226438193 is about 15047.8634031546. The cubic root of 226438193 is about 609.5133563836.

The spelling of 226438193 in words is "two hundred twenty-six million, four hundred thirty-eight thousand, one hundred ninety-three".