225075818 has 16 divisors (see below), whose sum is σ = 389971584. Its totient is φ = 96288960.

The previous prime is 225075811. The next prime is 225075827. The reversal of 225075818 is 818570522.

It is a happy number.

225075818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (225075811) 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, 300530 + ... + 301277.

It is an arithmetic number, because the mean of its divisors is an integer number (24373224).

Almost surely, 2^225075818 is an apocalyptic number.

225075818 is a deficient number, since it is larger than the sum of its proper divisors (164895766).

225075818 is a wasteful number, since it uses less digits than its factorization.

225075818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601837.

The product of its (nonzero) digits is 44800, while the sum is 38.

The square root of 225075818 is about 15002.5270538000. The cubic root of 225075818 is about 608.2885089801.

The spelling of 225075818 in words is "two hundred twenty-five million, seventy-five thousand, eight hundred eighteen".