264333313 has 8 divisors (see below), whose sum is σ = 273739176. Its totient is φ = 255091200.

The previous prime is 264333299. The next prime is 264333331. The reversal of 264333313 is 313333462.

It can be written as a sum of positive squares in 4 ways, for example, as 7436529 + 256896784 = 2727^2 + 16028^2 .

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 264333313 - 2⁵ = 264333281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264333383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37648 + ... + 44113.

It is an arithmetic number, because the mean of its divisors is an integer number (34217397).

Almost surely, 2^264333313 is an apocalyptic number.

It is an amenable number.

264333313 is a deficient number, since it is larger than the sum of its proper divisors (9405863).

264333313 is an equidigital number, since it uses as much as digits as its factorization.

264333313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81875.

The product of its digits is 11664, while the sum is 28.

The square root of 264333313 is about 16258.3305723558. The cubic root of 264333313 is about 641.7767304612.

Adding to 264333313 its reverse (313333462), we get a palindrome (577666775).

The spelling of 264333313 in words is "two hundred sixty-four million, three hundred thirty-three thousand, three hundred thirteen".