2265903273 has 32 divisors (see below), whose sum is σ = 3274444800. Its totient is φ = 1388892096.

The previous prime is 2265903271. The next prime is 2265903281. The reversal of 2265903273 is 3723095622.

It is not a de Polignac number, because 2265903273 - 2¹ = 2265903271 is a prime.

It is a super-3 number, since 3×2265903273³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2265903271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1009090 + ... + 1011332.

It is an arithmetic number, because the mean of its divisors is an integer number (102326400).

Almost surely, 2^2265903273 is an apocalyptic number.

It is an amenable number.

2265903273 is a deficient number, since it is larger than the sum of its proper divisors (1008541527).

2265903273 is a wasteful number, since it uses less digits than its factorization.

2265903273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2781.

The product of its (nonzero) digits is 136080, while the sum is 39.

The square root of 2265903273 is about 47601.5049446969. The cubic root of 2265903273 is about 1313.4507381208.

Adding to 2265903273 its reverse (3723095622), we get a palindrome (5988998895).

The spelling of 2265903273 in words is "two billion, two hundred sixty-five million, nine hundred three thousand, two hundred seventy-three".