228216354 has 8 divisors (see below), whose sum is σ = 456432720. Its totient is φ = 76072116.

The previous prime is 228216337. The next prime is 228216367. The reversal of 228216354 is 453612822.

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

228216354 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 19018024 + ... + 19018035.

It is an arithmetic number, because the mean of its divisors is an integer number (57054090).

Almost surely, 2^228216354 is an apocalyptic number.

228216354 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228216354 is a wasteful number, since it uses less digits than its factorization.

228216354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38036064.

The product of its digits is 23040, while the sum is 33.

The square root of 228216354 is about 15106.8313686226. The cubic root of 228216354 is about 611.1046489259.

The spelling of 228216354 in words is "two hundred twenty-eight million, two hundred sixteen thousand, three hundred fifty-four".