225444652 has 24 divisors (see below), whose sum is σ = 416908800. Its totient is φ = 106374096.

The previous prime is 225444641. The next prime is 225444697. The reversal of 225444652 is 256444522.

It is a super-2 number, since 2×225444652² = 101650582230802208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14349 + ... + 25627.

It is an arithmetic number, because the mean of its divisors is an integer number (17371200).

Almost surely, 2^225444652 is an apocalyptic number.

It is an amenable number.

225444652 is a deficient number, since it is larger than the sum of its proper divisors (191464148).

225444652 is a wasteful number, since it uses less digits than its factorization.

225444652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11565 (or 11563 counting only the distinct ones).

The product of its digits is 76800, while the sum is 34.

The square root of 225444652 is about 15014.8144177675. The cubic root of 225444652 is about 608.6205971406.

The spelling of 225444652 in words is "two hundred twenty-five million, four hundred forty-four thousand, six hundred fifty-two".