225923052 has 18 divisors (see below), whose sum is σ = 527275308. Its totient is φ = 75290328.

The previous prime is 225923041. The next prime is 225923069. The reversal of 225923052 is 250329522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49899 + ... + 54237.

Almost surely, 2^225923052 is an apocalyptic number.

It is an amenable number.

225923052 is an abundant number, since it is smaller than the sum of its proper divisors (301352256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225923052 is an frugal number, since it uses more digits than its factorization.

225923052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8685 (or 4344 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 225923052 is about 15030.7369080827. The cubic root of 225923052 is about 609.0507964241.

Multiplying 225923052 by its product of nonzero digits (10800), we get a square (2439968961600 = 1562040²).

The spelling of 225923052 in words is "two hundred twenty-five million, nine hundred twenty-three thousand, fifty-two".