228998183 has 2 divisors, whose sum is σ = 228998184. Its totient is φ = 228998182.

The previous prime is 228998179. The next prime is 228998219. The reversal of 228998183 is 381899822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228998183 - 2² = 228998179 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228998683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114499091 + 114499092.

It is an arithmetic number, because the mean of its divisors is an integer number (114499092).

Almost surely, 2^228998183 is an apocalyptic number.

228998183 is a deficient number, since it is larger than the sum of its proper divisors (1).

228998183 is an equidigital number, since it uses as much as digits as its factorization.

228998183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 50.

The square root of 228998183 is about 15132.6859149326. The cubic root of 228998183 is about 611.8016991420.

The spelling of 228998183 in words is "two hundred twenty-eight million, nine hundred ninety-eight thousand, one hundred eighty-three".