228134667 has 4 divisors (see below), whose sum is σ = 304179560. Its totient is φ = 152089776.

The previous prime is 228134657. The next prime is 228134671. The reversal of 228134667 is 766431822.

It is a happy number.

228134667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 228134667 - 2¹⁵ = 228101899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228134657) 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, 38022442 + ... + 38022447.

It is an arithmetic number, because the mean of its divisors is an integer number (76044890).

Almost surely, 2^228134667 is an apocalyptic number.

228134667 is a deficient number, since it is larger than the sum of its proper divisors (76044893).

228134667 is an equidigital number, since it uses as much as digits as its factorization.

228134667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76044892.

The product of its digits is 96768, while the sum is 39.

The square root of 228134667 is about 15104.1274822480. The cubic root of 228134667 is about 611.0317279720.

The spelling of 228134667 in words is "two hundred twenty-eight million, one hundred thirty-four thousand, six hundred sixty-seven".