224314521 has 8 divisors (see below), whose sum is σ = 299187840. Its totient is φ = 149492112.

The previous prime is 224314511. The next prime is 224314523. The reversal of 224314521 is 125413422.

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

It is not a de Polignac number, because 224314521 - 2⁶ = 224314457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224314491 and 224314500.

It is not an unprimeable number, because it can be changed into a prime (224314523) 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, 865 + ... + 21198.

It is an arithmetic number, because the mean of its divisors is an integer number (37398480).

Almost surely, 2^224314521 is an apocalyptic number.

It is an amenable number.

224314521 is a deficient number, since it is larger than the sum of its proper divisors (74873319).

224314521 is a wasteful number, since it uses less digits than its factorization.

224314521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25455.

The product of its digits is 1920, while the sum is 24.

The square root of 224314521 is about 14977.1332704226. The cubic root of 224314521 is about 607.6019087619.

Adding to 224314521 its reverse (125413422), we get a palindrome (349727943).

The spelling of 224314521 in words is "two hundred twenty-four million, three hundred fourteen thousand, five hundred twenty-one".