229731366 has 8 divisors (see below), whose sum is σ = 459462744. Its totient is φ = 76577120.

The previous prime is 229731361. The next prime is 229731367. The reversal of 229731366 is 663137922.

229731366 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.

229731366 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229731361) 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, 19144275 + ... + 19144286.

It is an arithmetic number, because the mean of its divisors is an integer number (57432843).

Almost surely, 2^229731366 is an apocalyptic number.

229731366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

229731366 is a wasteful number, since it uses less digits than its factorization.

229731366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38288566.

The product of its digits is 81648, while the sum is 39.

The square root of 229731366 is about 15156.8916998176. The cubic root of 229731366 is about 612.4539382826.

The spelling of 229731366 in words is "two hundred twenty-nine million, seven hundred thirty-one thousand, three hundred sixty-six".