224553421 has 8 divisors (see below), whose sum is σ = 229016160. Its totient is φ = 220099152.

The previous prime is 224553397. The next prime is 224553443. The reversal of 224553421 is 124355422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 224553421 - 2⁵ = 224553389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 224553421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224553521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90090 + ... + 92548.

It is an arithmetic number, because the mean of its divisors is an integer number (28627020).

Almost surely, 2^224553421 is an apocalyptic number.

It is an amenable number.

224553421 is a deficient number, since it is larger than the sum of its proper divisors (4462739).

224553421 is a wasteful number, since it uses less digits than its factorization.

224553421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4235.

The product of its digits is 9600, while the sum is 28.

The square root of 224553421 is about 14985.1066395939. The cubic root of 224553421 is about 607.8175354548.

The spelling of 224553421 in words is "two hundred twenty-four million, five hundred fifty-three thousand, four hundred twenty-one".