225633650 has 24 divisors (see below), whose sum is σ = 457832304. Its totient is φ = 82048400.

The previous prime is 225633647. The next prime is 225633679. The reversal of 225633650 is 56336522.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204572 + ... + 205671.

It is an arithmetic number, because the mean of its divisors is an integer number (19076346).

Almost surely, 2^225633650 is an apocalyptic number.

225633650 is an abundant number, since it is smaller than the sum of its proper divisors (232198654).

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

225633650 is a wasteful number, since it uses less digits than its factorization.

225633650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410266 (or 410261 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 225633650 is about 15021.1068167429. The cubic root of 225633650 is about 608.7906254906.

It can be divided in two parts, 2 and 25633650, that added together give a palindrome (25633652).

The spelling of 225633650 in words is "two hundred twenty-five million, six hundred thirty-three thousand, six hundred fifty".