225382744 has 8 divisors (see below), whose sum is σ = 422592660. Its totient is φ = 112691368.

The previous prime is 225382723. The next prime is 225382747. The reversal of 225382744 is 447283522.

225382744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225382747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14086414 + ... + 14086429.

Almost surely, 2^225382744 is an apocalyptic number.

It is an amenable number.

225382744 is a deficient number, since it is larger than the sum of its proper divisors (197209916).

225382744 is a wasteful number, since it uses less digits than its factorization.

225382744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28172849 (or 28172845 counting only the distinct ones).

The product of its digits is 107520, while the sum is 37.

The square root of 225382744 is about 15012.7527122777. The cubic root of 225382744 is about 608.5648821598.

The spelling of 225382744 in words is "two hundred twenty-five million, three hundred eighty-two thousand, seven hundred forty-four".