224000321 has 8 divisors (see below), whose sum is σ = 231897600. Its totient is φ = 216114640.

The previous prime is 224000311. The next prime is 224000353. The reversal of 224000321 is 123000422.

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 224000321 - 2¹⁰ = 223999297 is a prime.

It is a super-2 number, since 2×224000321² = 100352287616206082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224000296 and 224000305.

It is not an unprimeable number, because it can be changed into a prime (224000311) 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, 59390 + ... + 63048.

It is an arithmetic number, because the mean of its divisors is an integer number (28987200).

Almost surely, 2^224000321 is an apocalyptic number.

It is an amenable number.

224000321 is a deficient number, since it is larger than the sum of its proper divisors (7897279).

224000321 is a wasteful number, since it uses less digits than its factorization.

224000321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5799.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 224000321 is about 14966.6402709493. The cubic root of 224000321 is about 607.3180844777.

Adding to 224000321 its reverse (123000422), we get a palindrome (347000743).

The spelling of 224000321 in words is "two hundred twenty-four million, three hundred twenty-one", and thus it is an aban number.