228342867 has 4 divisors (see below), whose sum is σ = 304457160. Its totient is φ = 152228576.

The previous prime is 228342859. The next prime is 228342883. The reversal of 228342867 is 768243822.

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

It is a cyclic number.

It is not a de Polignac number, because 228342867 - 2³ = 228342859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (228342847) 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, 38057142 + ... + 38057147.

It is an arithmetic number, because the mean of its divisors is an integer number (76114290).

Almost surely, 2^228342867 is an apocalyptic number.

228342867 is a deficient number, since it is larger than the sum of its proper divisors (76114293).

228342867 is an equidigital number, since it uses as much as digits as its factorization.

228342867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76114292.

The product of its digits is 258048, while the sum is 42.

The square root of 228342867 is about 15111.0180662985. The cubic root of 228342867 is about 611.2175511482.

It can be divided in two parts, 2283 and 42867, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 228342867 in words is "two hundred twenty-eight million, three hundred forty-two thousand, eight hundred sixty-seven".