228065267 has 4 divisors (see below), whose sum is σ = 231930840. Its totient is φ = 224199696.

The previous prime is 228065239. The next prime is 228065281. The reversal of 228065267 is 762560822.

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 228065267 - 2¹⁶ = 227999731 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 228065267.

It is not an unprimeable number, because it can be changed into a prime (228065207) 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, 1932698 + ... + 1932815.

It is an arithmetic number, because the mean of its divisors is an integer number (57982710).

Almost surely, 2^228065267 is an apocalyptic number.

228065267 is a deficient number, since it is larger than the sum of its proper divisors (3865573).

228065267 is an equidigital number, since it uses as much as digits as its factorization.

228065267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865572.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 228065267 is about 15101.8299222313. The cubic root of 228065267 is about 610.9697617904.

The spelling of 228065267 in words is "two hundred twenty-eight million, sixty-five thousand, two hundred sixty-seven".