228168527 has 2 divisors, whose sum is σ = 228168528. Its totient is φ = 228168526.

The previous prime is 228168497. The next prime is 228168547. The reversal of 228168527 is 725861822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228168527 - 2¹⁸ = 227906383 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228168547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114084263 + 114084264.

It is an arithmetic number, because the mean of its divisors is an integer number (114084264).

Almost surely, 2^228168527 is an apocalyptic number.

228168527 is a deficient number, since it is larger than the sum of its proper divisors (1).

228168527 is an equidigital number, since it uses as much as digits as its factorization.

228168527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 41.

The square root of 228168527 is about 15105.2483263268. The cubic root of 228168527 is about 611.0619564786.

The spelling of 228168527 in words is "two hundred twenty-eight million, one hundred sixty-eight thousand, five hundred twenty-seven".