225134204 has 12 divisors (see below), whose sum is σ = 399865704. Its totient is φ = 110886864.

The previous prime is 225134191. The next prime is 225134209. The reversal of 225134204 is 402431522.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 225134204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225134209) 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, 419759 + ... + 420294.

It is an arithmetic number, because the mean of its divisors is an integer number (33322142).

Almost surely, 2^225134204 is an apocalyptic number.

It is an amenable number.

225134204 is a deficient number, since it is larger than the sum of its proper divisors (174731500).

225134204 is a wasteful number, since it uses less digits than its factorization.

225134204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840124 (or 840122 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 225134204 is about 15004.4727998021. The cubic root of 225134204 is about 608.3411023132.

Adding to 225134204 its reverse (402431522), we get a palindrome (627565726).

The spelling of 225134204 in words is "two hundred twenty-five million, one hundred thirty-four thousand, two hundred four".