266228827 has 8 divisors (see below), whose sum is σ = 275183280. Its totient is φ = 257422560.

The previous prime is 266228803. The next prime is 266228843. The reversal of 266228827 is 728822662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 266228827 - 2¹⁵ = 266196059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266229827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33388 + ... + 40585.

It is an arithmetic number, because the mean of its divisors is an integer number (34397910).

Almost surely, 2^266228827 is an apocalyptic number.

266228827 is a deficient number, since it is larger than the sum of its proper divisors (8954453).

266228827 is an equidigital number, since it uses as much as digits as its factorization.

266228827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74093.

The product of its digits is 258048, while the sum is 43.

The square root of 266228827 is about 16316.5200640333. The cubic root of 266228827 is about 643.3071221360.

The spelling of 266228827 in words is "two hundred sixty-six million, two hundred twenty-eight thousand, eight hundred twenty-seven".