225633583 has 12 divisors (see below), whose sum is σ = 266071440. Its totient is φ = 190747872.

The previous prime is 225633553. The next prime is 225633587. The reversal of 225633583 is 385336522.

It is not a de Polignac number, because 225633583 - 2²¹ = 223536431 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 (225633587) 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 11 ways as a sum of consecutive naturals, for example, 27963 + ... + 35116.

It is an arithmetic number, because the mean of its divisors is an integer number (22172620).

Almost surely, 2^225633583 is an apocalyptic number.

225633583 is a deficient number, since it is larger than the sum of its proper divisors (40437857).

225633583 is an equidigital number, since it uses as much as digits as its factorization.

225633583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63166 (or 63159 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The square root of 225633583 is about 15021.1045865476. The cubic root of 225633583 is about 608.7905652322.

The spelling of 225633583 in words is "two hundred twenty-five million, six hundred thirty-three thousand, five hundred eighty-three".