224505440 has 24 divisors (see below), whose sum is σ = 530394480. Its totient is φ = 89802112.

The previous prime is 224505427. The next prime is 224505467. The reversal of 224505440 is 44505422.

224505440 is digitally balanced in base 3, 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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 701420 + ... + 701739.

It is an arithmetic number, because the mean of its divisors is an integer number (22099770).

Almost surely, 2^224505440 is an apocalyptic number.

224505440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224505440 is an abundant number, since it is smaller than the sum of its proper divisors (305889040).

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

224505440 is a wasteful number, since it uses less digits than its factorization.

224505440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403174 (or 1403166 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 224505440 is about 14983.5055978232. The cubic root of 224505440 is about 607.7742409751.

The spelling of 224505440 in words is "two hundred twenty-four million, five hundred five thousand, four hundred forty".