225585535 has 16 divisors (see below), whose sum is σ = 309966336. Its totient is φ = 154391328.

The previous prime is 225585533. The next prime is 225585593. The reversal of 225585535 is 535585522.

It is not a de Polignac number, because 225585535 - 2¹ = 225585533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225585533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13254 + ... + 25036.

It is an arithmetic number, because the mean of its divisors is an integer number (19372896).

Almost surely, 2^225585535 is an apocalyptic number.

225585535 is a deficient number, since it is larger than the sum of its proper divisors (84380801).

225585535 is a wasteful number, since it uses less digits than its factorization.

225585535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12342.

The product of its digits is 300000, while the sum is 40.

The square root of 225585535 is about 15019.5051516353. The cubic root of 225585535 is about 608.7473487847.

The spelling of 225585535 in words is "two hundred twenty-five million, five hundred eighty-five thousand, five hundred thirty-five".