224414021 has 16 divisors (see below), whose sum is σ = 247809408. Its totient is φ = 201960000.

The previous prime is 224414017. The next prime is 224414023. The reversal of 224414021 is 120414422.

It is a cyclic number.

It is not a de Polignac number, because 224414021 - 2² = 224414017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224413984 and 224414002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224414023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86696 + ... + 89246.

It is an arithmetic number, because the mean of its divisors is an integer number (15488088).

Almost surely, 2^224414021 is an apocalyptic number.

It is an amenable number.

224414021 is a deficient number, since it is larger than the sum of its proper divisors (23395387).

224414021 is a wasteful number, since it uses less digits than its factorization.

224414021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2732.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 224414021 is about 14980.4546326205. The cubic root of 224414021 is about 607.6917342042.

Adding to 224414021 its reverse (120414422), we get a palindrome (344828443).

It can be divided in two parts, 22441 and 4021, that added together give a palindrome (26462).

The spelling of 224414021 in words is "two hundred twenty-four million, four hundred fourteen thousand, twenty-one".