224572752 has 60 divisors (see below), whose sum is σ = 650176020. Its totient is φ = 72274944.

The previous prime is 224572741. The next prime is 224572753. The reversal of 224572752 is 257275422.

224572752 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48108096 + 176464656 = 6936^2 + 13284^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224572753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22713 + ... + 31064.

It is an arithmetic number, because the mean of its divisors is an integer number (10836267).

Almost surely, 2^224572752 is an apocalyptic number.

It is an amenable number.

224572752 is an abundant number, since it is smaller than the sum of its proper divisors (425603268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224572752 is a wasteful number, since it uses less digits than its factorization.

224572752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53820 (or 53811 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 224572752 is about 14985.7516328011. The cubic root of 224572752 is about 607.8349765661.

The spelling of 224572752 in words is "two hundred twenty-four million, five hundred seventy-two thousand, seven hundred fifty-two".