228336458 has 16 divisors (see below), whose sum is σ = 391657344. Its totient is φ = 97802640.

The previous prime is 228336439. The next prime is 228336461. The reversal of 228336458 is 854633822.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29291 + ... + 36257.

It is an arithmetic number, because the mean of its divisors is an integer number (24478584).

Almost surely, 2^228336458 is an apocalyptic number.

228336458 is a deficient number, since it is larger than the sum of its proper divisors (163320886).

228336458 is a wasteful number, since it uses less digits than its factorization.

228336458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9317.

The product of its digits is 276480, while the sum is 41.

The square root of 228336458 is about 15110.8060010047. The cubic root of 228336458 is about 611.2118326571.

The spelling of 228336458 in words is "two hundred twenty-eight million, three hundred thirty-six thousand, four hundred fifty-eight".