225340365 has 16 divisors (see below), whose sum is σ = 367348608. Its totient is φ = 117913536.

The previous prime is 225340319. The next prime is 225340369. The reversal of 225340365 is 563043522.

It is not a de Polignac number, because 225340365 - 2⁹ = 225339853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225340369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140929 + ... + 142518.

It is an arithmetic number, because the mean of its divisors is an integer number (22959288).

Almost surely, 2^225340365 is an apocalyptic number.

It is an amenable number.

225340365 is a deficient number, since it is larger than the sum of its proper divisors (142008243).

225340365 is a wasteful number, since it uses less digits than its factorization.

225340365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283508.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 225340365 is about 15011.3412125633. The cubic root of 225340365 is about 608.5267366962.

Adding to 225340365 its reverse (563043522), we get a palindrome (788383887).

The spelling of 225340365 in words is "two hundred twenty-five million, three hundred forty thousand, three hundred sixty-five".