225533536 has 48 divisors (see below), whose sum is σ = 453270384. Its totient is φ = 110444544.

The previous prime is 225533533. The next prime is 225533557. The reversal of 225533536 is 635335522.

225533536 is nontrivially palindromic in base 15.

225533536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225533533) 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, 350431 + ... + 351073.

It is an arithmetic number, because the mean of its divisors is an integer number (9443133).

Almost surely, 2^225533536 is an apocalyptic number.

It is an amenable number.

225533536 is an abundant number, since it is smaller than the sum of its proper divisors (227736848).

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

225533536 is a wasteful number, since it uses less digits than its factorization.

225533536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863 (or 855 counting only the distinct ones).

The product of its digits is 81000, while the sum is 34.

The square root of 225533536 is about 15017.7740028274. The cubic root of 225533536 is about 608.7005717224.

The spelling of 225533536 in words is "two hundred twenty-five million, five hundred thirty-three thousand, five hundred thirty-six".