225691952 has 20 divisors (see below), whose sum is σ = 441526800. Its totient is φ = 111749568.

The previous prime is 225691951. The next prime is 225691957. The reversal of 225691952 is 259196522.

225691952 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 (225691951) 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, 66827 + ... + 70122.

It is an arithmetic number, because the mean of its divisors is an integer number (22076340).

Almost surely, 2^225691952 is an apocalyptic number.

It is an amenable number.

225691952 is a deficient number, since it is larger than the sum of its proper divisors (215834848).

225691952 is a wasteful number, since it uses less digits than its factorization.

225691952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137060 (or 137054 counting only the distinct ones).

The product of its digits is 97200, while the sum is 41.

The square root of 225691952 is about 15023.0473606389. The cubic root of 225691952 is about 608.8430565802.

The spelling of 225691952 in words is "two hundred twenty-five million, six hundred ninety-one thousand, nine hundred fifty-two".