224212433 has 4 divisors (see below), whose sum is σ = 224242740. Its totient is φ = 224182128.

The previous prime is 224212409. The next prime is 224212511. The reversal of 224212433 is 334212422.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 90763729 + 133448704 = 9527^2 + 11552^2 .

It is a cyclic number.

It is not a de Polignac number, because 224212433 - 2¹⁰ = 224211409 is a prime.

It is a super-2 number, since 2×224212433² = 100542430223558978, 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 = 224212399 and 224212408.

It is not an unprimeable number, because it can be changed into a prime (224212633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4091 + ... + 21567.

It is an arithmetic number, because the mean of its divisors is an integer number (56060685).

Almost surely, 2^224212433 is an apocalyptic number.

It is an amenable number.

224212433 is a deficient number, since it is larger than the sum of its proper divisors (30307).

224212433 is a wasteful number, since it uses less digits than its factorization.

224212433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30306.

The product of its digits is 2304, while the sum is 23.

The square root of 224212433 is about 14973.7247537144. The cubic root of 224212433 is about 607.5097193430.

Adding to 224212433 its reverse (334212422), we get a palindrome (558424855).

The spelling of 224212433 in words is "two hundred twenty-four million, two hundred twelve thousand, four hundred thirty-three".