225000044 has 6 divisors (see below), whose sum is σ = 393750084. Its totient is φ = 112500020.

The previous prime is 225000043. The next prime is 225000047. The reversal of 225000044 is 440000522.

It is a junction number, because it is equal to n+sod(n) for n = 224999986 and 225000031.

It is not an unprimeable number, because it can be changed into a prime (225000043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28125002 + ... + 28125009.

It is an arithmetic number, because the mean of its divisors is an integer number (65625014).

Almost surely, 2^225000044 is an apocalyptic number.

It is an amenable number.

225000044 is a deficient number, since it is larger than the sum of its proper divisors (168750040).

225000044 is a wasteful number, since it uses less digits than its factorization.

225000044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56250015 (or 56250013 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 225000044 is about 15000.0014666666. The cubic root of 225000044 is about 608.2202392043.

Adding to 225000044 its reverse (440000522), we get a palindrome (665000566).

The spelling of 225000044 in words is "two hundred twenty-five million, forty-four", and thus it is an aban number.