265022243 has 4 divisors (see below), whose sum is σ = 265979280. Its totient is φ = 264065208.

The previous prime is 265022171. The next prime is 265022281. The reversal of 265022243 is 342220562.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 265022243 - 2¹⁰ = 265021219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265022293) 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, 478103 + ... + 478656.

It is an arithmetic number, because the mean of its divisors is an integer number (66494820).

Almost surely, 2^265022243 is an apocalyptic number.

265022243 is a deficient number, since it is larger than the sum of its proper divisors (957037).

265022243 is an equidigital number, since it uses as much as digits as its factorization.

265022243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957036.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 265022243 is about 16279.5037700785. The cubic root of 265022243 is about 642.3337994616. Note that the first 3 decimals are identical.

The spelling of 265022243 in words is "two hundred sixty-five million, twenty-two thousand, two hundred forty-three".