53224243 has 8 divisors (see below), whose sum is σ = 54714528. Its totient is φ = 51752064.

The previous prime is 53224217. The next prime is 53224247. The reversal of 53224243 is 34242235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53224243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53224247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1546 + ... + 10432.

It is an arithmetic number, because the mean of its divisors is an integer number (6839316).

Almost surely, 2^53224243 is an apocalyptic number.

53224243 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

53224243 is a deficient number, since it is larger than the sum of its proper divisors (1490285).

53224243 is a wasteful number, since it uses less digits than its factorization.

53224243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9053.

The product of its digits is 5760, while the sum is 25.

The square root of 53224243 is about 7295.4947056385. The cubic root of 53224243 is about 376.1575915339.

Adding to 53224243 its reverse (34242235), we get a palindrome (87466478).

The spelling of 53224243 in words is "fifty-three million, two hundred twenty-four thousand, two hundred forty-three".