229188867 has 8 divisors (see below), whose sum is σ = 306108096. Its totient is φ = 152531112.

The previous prime is 229188821. The next prime is 229188871. The reversal of 229188867 is 768881922.

It is a happy number.

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

It is not a de Polignac number, because 229188867 - 2¹¹ = 229186819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229188877) 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, 63313 + ... + 66834.

It is an arithmetic number, because the mean of its divisors is an integer number (38263512).

Almost surely, 2^229188867 is an apocalyptic number.

229188867 is a deficient number, since it is larger than the sum of its proper divisors (76919229).

229188867 is a wasteful number, since it uses less digits than its factorization.

229188867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130737.

The product of its digits is 774144, while the sum is 51.

The square root of 229188867 is about 15138.9850056072. The cubic root of 229188867 is about 611.9714653063.

The spelling of 229188867 in words is "two hundred twenty-nine million, one hundred eighty-eight thousand, eight hundred sixty-seven".