226729618 has 8 divisors (see below), whose sum is σ = 340480512. Its totient is φ = 113236116.

The previous prime is 226729597. The next prime is 226729621. The reversal of 226729618 is 816927622.

226729618 is digitally balanced in base 2 and base 3, because in such bases 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62130 + ... + 65677.

It is an arithmetic number, because the mean of its divisors is an integer number (42560064).

Almost surely, 2^226729618 is an apocalyptic number.

226729618 is a deficient number, since it is larger than the sum of its proper divisors (113750894).

226729618 is a wasteful number, since it uses less digits than its factorization.

226729618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128696.

The product of its digits is 145152, while the sum is 43.

The square root of 226729618 is about 15057.5435579646. The cubic root of 226729618 is about 609.7747246625.

The spelling of 226729618 in words is "two hundred twenty-six million, seven hundred twenty-nine thousand, six hundred eighteen".