264233263 has 4 divisors (see below), whose sum is σ = 301980880. Its totient is φ = 226485648.

The previous prime is 264233231. The next prime is 264233267. The reversal of 264233263 is 362332462.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362332462 = 2 ⋅181166231.

It is a cyclic number.

It is not a de Polignac number, because 264233263 - 2⁵ = 264233231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264233267) 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, 18873798 + ... + 18873811.

It is an arithmetic number, because the mean of its divisors is an integer number (75495220).

Almost surely, 2^264233263 is an apocalyptic number.

264233263 is a deficient number, since it is larger than the sum of its proper divisors (37747617).

264233263 is an equidigital number, since it uses as much as digits as its factorization.

264233263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37747616.

The product of its digits is 31104, while the sum is 31.

The square root of 264233263 is about 16255.2533969791. The cubic root of 264233263 is about 641.6957495411.

The spelling of 264233263 in words is "two hundred sixty-four million, two hundred thirty-three thousand, two hundred sixty-three".