224503530 has 32 divisors (see below), whose sum is σ = 570504384. Its totient is φ = 56345856.

The previous prime is 224503523. The next prime is 224503553. The reversal of 224503530 is 35305422.

It is a self number, because there is not a number n which added to its sum of digits gives 224503530.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219592 + ... + 220611.

It is an arithmetic number, because the mean of its divisors is an integer number (17828262).

Almost surely, 2^224503530 is an apocalyptic number.

224503530 is an abundant number, since it is smaller than the sum of its proper divisors (346000854).

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

224503530 is a wasteful number, since it uses less digits than its factorization.

224503530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440230.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 224503530 is about 14983.4418609344. The cubic root of 224503530 is about 607.7725174057.

Adding to 224503530 its reverse (35305422), we get a palindrome (259808952).

The spelling of 224503530 in words is "two hundred twenty-four million, five hundred three thousand, five hundred thirty".