228146506 has 16 divisors (see below), whose sum is σ = 392736960. Its totient is φ = 97369920.

The previous prime is 228146489. The next prime is 228146531. The reversal of 228146506 is 605641822.

228146506 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30436 + ... + 37183.

It is an arithmetic number, because the mean of its divisors is an integer number (24546060).

Almost surely, 2^228146506 is an apocalyptic number.

228146506 is a deficient number, since it is larger than the sum of its proper divisors (164590454).

228146506 is a wasteful number, since it uses less digits than its factorization.

228146506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67869.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 228146506 is about 15104.5193899045. The cubic root of 228146506 is about 611.0422975764.

The spelling of 228146506 in words is "two hundred twenty-eight million, one hundred forty-six thousand, five hundred six".