225324693 has 32 divisors (see below), whose sum is σ = 376732800. Its totient is φ = 131846400.

The previous prime is 225324689. The next prime is 225324713. The reversal of 225324693 is 396423522.

It is a happy number.

It is not a de Polignac number, because 225324693 - 2² = 225324689 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225324653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4468 + ... + 21693.

It is an arithmetic number, because the mean of its divisors is an integer number (11772900).

Almost surely, 2^225324693 is an apocalyptic number.

It is an amenable number.

225324693 is a deficient number, since it is larger than the sum of its proper divisors (151408107).

225324693 is a wasteful number, since it uses less digits than its factorization.

225324693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26210 (or 26204 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 225324693 is about 15010.8191981650. The cubic root of 225324693 is about 608.5126290712.

It can be divided in two parts, 22532 and 4693, that added together give a square (27225 = 165²).

The spelling of 225324693 in words is "two hundred twenty-five million, three hundred twenty-four thousand, six hundred ninety-three".