228467198 has 4 divisors (see below), whose sum is σ = 342700800. Its totient is φ = 114233598.

The previous prime is 228467177. The next prime is 228467203. The reversal of 228467198 is 891764822.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57116798 + ... + 57116801.

It is an arithmetic number, because the mean of its divisors is an integer number (85675200).

Almost surely, 2^228467198 is an apocalyptic number.

228467198 is a deficient number, since it is larger than the sum of its proper divisors (114233602).

228467198 is a wasteful number, since it uses less digits than its factorization.

228467198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114233601.

The product of its digits is 387072, while the sum is 47.

The square root of 228467198 is about 15115.1314251647. The cubic root of 228467198 is about 611.3284654966.

The spelling of 228467198 in words is "two hundred twenty-eight million, four hundred sixty-seven thousand, one hundred ninety-eight".