225152722 has 8 divisors (see below), whose sum is σ = 339014016. Its totient is φ = 112148052.

The previous prime is 225152677. The next prime is 225152729. The reversal of 225152722 is 227251522.

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

It is not an unprimeable number, because it can be changed into a prime (225152729) 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, 213498 + ... + 214549.

It is an arithmetic number, because the mean of its divisors is an integer number (42376752).

Almost surely, 2^225152722 is an apocalyptic number.

225152722 is a deficient number, since it is larger than the sum of its proper divisors (113861294).

225152722 is a wasteful number, since it uses less digits than its factorization.

225152722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428312.

The product of its digits is 5600, while the sum is 28.

The square root of 225152722 is about 15005.0898697742. The cubic root of 225152722 is about 608.3577811821.

It can be divided in two parts, 2251527 and 22, that multiplied together give a palindrome (49533594).

The spelling of 225152722 in words is "two hundred twenty-five million, one hundred fifty-two thousand, seven hundred twenty-two".