264144227 has 8 divisors (see below), whose sum is σ = 270576240. Its totient is φ = 257725440.

The previous prime is 264144203. The next prime is 264144233. The reversal of 264144227 is 722441462.

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 264144227 - 2¹² = 264140131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264144193 and 264144202.

It is not an unprimeable number, because it can be changed into a prime (264174227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45827 + ... + 51267.

It is an arithmetic number, because the mean of its divisors is an integer number (33822030).

Almost surely, 2^264144227 is an apocalyptic number.

264144227 is a deficient number, since it is larger than the sum of its proper divisors (6432013).

264144227 is a wasteful number, since it uses less digits than its factorization.

264144227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6613.

The product of its digits is 21504, while the sum is 32.

The square root of 264144227 is about 16252.5144823809. The cubic root of 264144227 is about 641.6236662101.

Adding to 264144227 its reverse (722441462), we get a palindrome (986585689).

The spelling of 264144227 in words is "two hundred sixty-four million, one hundred forty-four thousand, two hundred twenty-seven".