225833436 has 18 divisors (see below), whose sum is σ = 570856832. Its totient is φ = 75277800.

The previous prime is 225833401. The next prime is 225833441. The reversal of 225833436 is 634338522.

It is a happy number.

225833436 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 6273151 = 225833436 / (2 + 2 + 5 + 8 + 3 + 3 + 4 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 225833436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3136540 + ... + 3136611.

Almost surely, 2^225833436 is an apocalyptic number.

It is an amenable number.

225833436 is an abundant number, since it is smaller than the sum of its proper divisors (345023396).

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

225833436 is a wasteful number, since it uses less digits than its factorization.

225833436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6273161 (or 6273156 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 225833436 is about 15027.7555210351. The cubic root of 225833436 is about 608.9702558535.

The spelling of 225833436 in words is "two hundred twenty-five million, eight hundred thirty-three thousand, four hundred thirty-six".