2265291318 has 16 divisors (see below), whose sum is σ = 4531826880. Its totient is φ = 754889736.

The previous prime is 2265291317. The next prime is 2265291323. The reversal of 2265291318 is 8131925622.

It is a super-3 number, since 3×2265291318³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265291317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27280 + ... + 72627.

It is an arithmetic number, because the mean of its divisors is an integer number (283239180).

Almost surely, 2^2265291318 is an apocalyptic number.

2265291318 is an abundant number, since it is smaller than the sum of its proper divisors (2266535562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2265291318 is a wasteful number, since it uses less digits than its factorization.

2265291318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103691.

The product of its digits is 51840, while the sum is 39.

The square root of 2265291318 is about 47595.0766151290. The cubic root of 2265291318 is about 1313.3324857774.

The spelling of 2265291318 in words is "two billion, two hundred sixty-five million, two hundred ninety-one thousand, three hundred eighteen".