225240034 has 4 divisors (see below), whose sum is σ = 337860054. Its totient is φ = 112620016.

The previous prime is 225240031. The next prime is 225240047. The reversal of 225240034 is 430042522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 208715809 + 16524225 = 14447^2 + 4065^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 225239987 and 225240014.

It is not an unprimeable number, because it can be changed into a prime (225240031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56310007 + ... + 56310010.

Almost surely, 2^225240034 is an apocalyptic number.

225240034 is a deficient number, since it is larger than the sum of its proper divisors (112620020).

225240034 is a wasteful number, since it uses less digits than its factorization.

225240034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112620019.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 225240034 is about 15007.9990005330. Note that the first 3 decimals coincide. The cubic root of 225240034 is about 608.4364093973.

Adding to 225240034 its reverse (430042522), we get a palindrome (655282556).

The spelling of 225240034 in words is "two hundred twenty-five million, two hundred forty thousand, thirty-four".