229051318 has 4 divisors (see below), whose sum is σ = 343576980. Its totient is φ = 114525658.

The previous prime is 229051307. The next prime is 229051321. The reversal of 229051318 is 813150922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 813150922 = 2 ⋅406575461.

It is a self number, because there is not a number n which added to its sum of digits gives 229051318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57262828 + ... + 57262831.

It is an arithmetic number, because the mean of its divisors is an integer number (85894245).

Almost surely, 2^229051318 is an apocalyptic number.

229051318 is a deficient number, since it is larger than the sum of its proper divisors (114525662).

229051318 is a wasteful number, since it uses less digits than its factorization.

229051318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114525661.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 229051318 is about 15134.4414498851. The cubic root of 229051318 is about 611.8490147566.

The spelling of 229051318 in words is "two hundred twenty-nine million, fifty-one thousand, three hundred eighteen".