228566327 has 4 divisors (see below), whose sum is σ = 249345096. Its totient is φ = 207787560.

The previous prime is 228566323. The next prime is 228566339. The reversal of 228566327 is 723665822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 228566327 - 2² = 228566323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228566321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10389368 + ... + 10389389.

It is an arithmetic number, because the mean of its divisors is an integer number (62336274).

Almost surely, 2^228566327 is an apocalyptic number.

228566327 is a deficient number, since it is larger than the sum of its proper divisors (20778769).

228566327 is a wasteful number, since it uses less digits than its factorization.

228566327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20778768.

The product of its digits is 241920, while the sum is 41.

The square root of 228566327 is about 15118.4102008115. The cubic root of 228566327 is about 611.4168685840.

The spelling of 228566327 in words is "two hundred twenty-eight million, five hundred sixty-six thousand, three hundred twenty-seven".