265222315 has 16 divisors (see below), whose sum is σ = 332937216. Its totient is φ = 202444000.

The previous prime is 265222303. The next prime is 265222319. The reversal of 265222315 is 513222562.

It is not a de Polignac number, because 265222315 - 2⁵ = 265222283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265222319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46890 + ... + 52240.

It is an arithmetic number, because the mean of its divisors is an integer number (20808576).

Almost surely, 2^265222315 is an apocalyptic number.

265222315 is a deficient number, since it is larger than the sum of its proper divisors (67714901).

265222315 is a wasteful number, since it uses less digits than its factorization.

265222315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5810.

The product of its digits is 7200, while the sum is 28.

The square root of 265222315 is about 16285.6475155273. The cubic root of 265222315 is about 642.4953968189.

Adding to 265222315 its reverse (513222562), we get a palindrome (778444877).

The spelling of 265222315 in words is "two hundred sixty-five million, two hundred twenty-two thousand, three hundred fifteen".