225753638 has 8 divisors (see below), whose sum is σ = 369415080. Its totient is φ = 102615280.

The previous prime is 225753637. The next prime is 225753641. The reversal of 225753638 is 836357522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 225753595 and 225753604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225753631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5130743 + ... + 5130786.

It is an arithmetic number, because the mean of its divisors is an integer number (46176885).

Almost surely, 2^225753638 is an apocalyptic number.

225753638 is a deficient number, since it is larger than the sum of its proper divisors (143661442).

225753638 is a wasteful number, since it uses less digits than its factorization.

225753638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10261542.

The product of its digits is 302400, while the sum is 41.

The square root of 225753638 is about 15025.1002658884. The cubic root of 225753638 is about 608.8985210770.

The spelling of 225753638 in words is "two hundred twenty-five million, seven hundred fifty-three thousand, six hundred thirty-eight".