225611282 has 54 divisors (see below), whose sum is σ = 395956917. Its totient is φ = 96353712.

The previous prime is 225611261. The next prime is 225611297. The reversal of 225611282 is 282116522.

It can be written as a sum of positive squares in 2 ways, for example, as 192904321 + 32706961 = 13889^2 + 5719^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=10621.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5246753 + ... + 5246795.

Almost surely, 2^225611282 is an apocalyptic number.

225611282 is a deficient number, since it is larger than the sum of its proper divisors (170345635).

225611282 is a wasteful number, since it uses less digits than its factorization.

225611282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 77 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 225611282 is about 15020.3622459646. The cubic root of 225611282 is about 608.7705075121.

The spelling of 225611282 in words is "two hundred twenty-five million, six hundred eleven thousand, two hundred eighty-two".