225402310 has 16 divisors (see below), whose sum is σ = 463684896. Its totient is φ = 77280768.

The previous prime is 225402257. The next prime is 225402311. The reversal of 225402310 is 13204522.

It is a super-2 number, since 2×225402310² = 101612402706672200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225402311) 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, 1609947 + ... + 1610086.

It is an arithmetic number, because the mean of its divisors is an integer number (28980306).

Almost surely, 2^225402310 is an apocalyptic number.

225402310 is an abundant number, since it is smaller than the sum of its proper divisors (238282586).

225402310 is a wasteful number, since it uses less digits than its factorization.

225402310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220047.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 225402310 is about 15013.4043441186. The cubic root of 225402310 is about 608.5824919610.

Adding to 225402310 its reverse (13204522), we get a palindrome (238606832).

The spelling of 225402310 in words is "two hundred twenty-five million, four hundred two thousand, three hundred ten".