224520534 has 48 divisors (see below), whose sum is σ = 557829792. Its totient is φ = 63932544.

The previous prime is 224520529. The next prime is 224520539. The reversal of 224520534 is 435025422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (224520529) and next prime (224520539).

It is a junction number, because it is equal to n+sod(n) for n = 224520498 and 224520507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224520539) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36592 + ... + 42284.

It is an arithmetic number, because the mean of its divisors is an integer number (11621454).

Almost surely, 2^224520534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224520534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278914896).

224520534 is an abundant number, since it is smaller than the sum of its proper divisors (333309258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224520534 is a wasteful number, since it uses less digits than its factorization.

224520534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6021 (or 6018 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 224520534 is about 14984.0092765588. The cubic root of 224520534 is about 607.7878613411.

Adding to 224520534 its reverse (435025422), we get a palindrome (659545956).

The spelling of 224520534 in words is "two hundred twenty-four million, five hundred twenty thousand, five hundred thirty-four".