228605075 has 12 divisors (see below), whose sum is σ = 283658928. Its totient is φ = 182762400.

The previous prime is 228605063. The next prime is 228605081. The reversal of 228605075 is 570506822.

It is not a de Polignac number, because 228605075 - 2⁶ = 228605011 is a prime.

It is a Duffinian 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 11 ways as a sum of consecutive naturals, for example, 66089 + ... + 69461.

It is an arithmetic number, because the mean of its divisors is an integer number (23638244).

Almost surely, 2^228605075 is an apocalyptic number.

228605075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

228605075 is a deficient number, since it is larger than the sum of its proper divisors (55053853).

228605075 is a wasteful number, since it uses less digits than its factorization.

228605075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6094 (or 6089 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 228605075 is about 15119.6916304533. The cubic root of 228605075 is about 611.4514170416.

The spelling of 228605075 in words is "two hundred twenty-eight million, six hundred five thousand, seventy-five".