228554099 has 2 divisors, whose sum is σ = 228554100. Its totient is φ = 228554098.

The previous prime is 228554089. The next prime is 228554111. The reversal of 228554099 is 990455822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228554099 is a prime.

It is not a weakly prime, because it can be changed into another prime (228554089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114277049 + 114277050.

It is an arithmetic number, because the mean of its divisors is an integer number (114277050).

Almost surely, 2^228554099 is an apocalyptic number.

228554099 is a deficient number, since it is larger than the sum of its proper divisors (1).

228554099 is an equidigital number, since it uses as much as digits as its factorization.

228554099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 228554099 is about 15118.0057878015. The cubic root of 228554099 is about 611.4059650548.

The spelling of 228554099 in words is "two hundred twenty-eight million, five hundred fifty-four thousand, ninety-nine".