226251813 has 8 divisors (see below), whose sum is σ = 305488000. Its totient is φ = 148925088.

The previous prime is 226251811. The next prime is 226251863. The reversal of 226251813 is 318152622.

226251813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 226251813 - 2¹ = 226251811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226251811) 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, 477088 + ... + 477561.

It is an arithmetic number, because the mean of its divisors is an integer number (38186000).

Almost surely, 2^226251813 is an apocalyptic number.

It is an amenable number.

226251813 is a deficient number, since it is larger than the sum of its proper divisors (79236187).

226251813 is an equidigital number, since it uses as much as digits as its factorization.

226251813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954731.

The product of its digits is 5760, while the sum is 30.

The square root of 226251813 is about 15041.6692225298. The cubic root of 226251813 is about 609.3460814784.

The spelling of 226251813 in words is "two hundred twenty-six million, two hundred fifty-one thousand, eight hundred thirteen".