225331544 has 16 divisors (see below), whose sum is σ = 423103200. Its totient is φ = 112504032.

The previous prime is 225331487. The next prime is 225331577. The reversal of 225331544 is 445133522.

It is a happy number.

225331544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14192 + ... + 25535.

It is an arithmetic number, because the mean of its divisors is an integer number (26443950).

Almost surely, 2^225331544 is an apocalyptic number.

It is an amenable number.

225331544 is a deficient number, since it is larger than the sum of its proper divisors (197771656).

225331544 is a wasteful number, since it uses less digits than its factorization.

225331544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40442 (or 40438 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 225331544 is about 15011.0473984995. The cubic root of 225331544 is about 608.5187962866.

The spelling of 225331544 in words is "two hundred twenty-five million, three hundred thirty-one thousand, five hundred forty-four".