228746579 has 2 divisors, whose sum is σ = 228746580. Its totient is φ = 228746578.

The previous prime is 228746549. The next prime is 228746641. The reversal of 228746579 is 975647822.

228746579 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228746579 - 2¹⁶ = 228681043 is a prime.

It is not a weakly prime, because it can be changed into another prime (228746549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114373289 + 114373290.

It is an arithmetic number, because the mean of its divisors is an integer number (114373290).

Almost surely, 2^228746579 is an apocalyptic number.

228746579 is a deficient number, since it is larger than the sum of its proper divisors (1).

228746579 is an equidigital number, since it uses as much as digits as its factorization.

228746579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 50.

The square root of 228746579 is about 15124.3703670599. The cubic root of 228746579 is about 611.5775515631.

The spelling of 228746579 in words is "two hundred twenty-eight million, seven hundred forty-six thousand, five hundred seventy-nine".