224413021 has 8 divisors (see below), whose sum is σ = 258046784. Its totient is φ = 191172960.

The previous prime is 224413019. The next prime is 224413067. The reversal of 224413021 is 120314422.

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 224413021 - 2¹ = 224413019 is a prime.

It is a super-2 number, since 2×224413021² = 100722407988692882, which contains 22 as substring.

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 224413021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224413121) 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 7 ways as a sum of consecutive naturals, for example, 97200 + ... + 99481.

It is an arithmetic number, because the mean of its divisors is an integer number (32255848).

Almost surely, 2^224413021 is an apocalyptic number.

It is an amenable number.

224413021 is a deficient number, since it is larger than the sum of its proper divisors (33633763).

224413021 is a wasteful number, since it uses less digits than its factorization.

224413021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196851.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 224413021 is about 14980.4212557591. The cubic root of 224413021 is about 607.6908315680.

Adding to 224413021 its reverse (120314422), we get a palindrome (344727443).

The spelling of 224413021 in words is "two hundred twenty-four million, four hundred thirteen thousand, twenty-one".