228413579 has 2 divisors, whose sum is σ = 228413580. Its totient is φ = 228413578.

The previous prime is 228413539. The next prime is 228413597. The reversal of 228413579 is 975314822.

228413579 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (228413597) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228413579 - 2⁸ = 228413323 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (228413509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114206789 + 114206790.

It is an arithmetic number, because the mean of its divisors is an integer number (114206790).

Almost surely, 2^228413579 is an apocalyptic number.

228413579 is a deficient number, since it is larger than the sum of its proper divisors (1).

228413579 is an equidigital number, since it uses as much as digits as its factorization.

228413579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 41.

The square root of 228413579 is about 15113.3576348871. The cubic root of 228413579 is about 611.2806374993.

The spelling of 228413579 in words is "two hundred twenty-eight million, four hundred thirteen thousand, five hundred seventy-nine".