224145543 has 8 divisors (see below), whose sum is σ = 303926400. Its totient is φ = 146897528.

The previous prime is 224145539. The next prime is 224145569. The reversal of 224145543 is 345541422.

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

It is a cyclic number.

It is not a de Polignac number, because 224145543 - 2² = 224145539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224145543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224145503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633003 + ... + 633356.

It is an arithmetic number, because the mean of its divisors is an integer number (37990800).

Almost surely, 2^224145543 is an apocalyptic number.

224145543 is a deficient number, since it is larger than the sum of its proper divisors (79780857).

224145543 is a wasteful number, since it uses less digits than its factorization.

224145543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266421.

The product of its digits is 19200, while the sum is 30.

The square root of 224145543 is about 14971.4910079123. The cubic root of 224145543 is about 607.4492999061.

Adding to 224145543 its reverse (345541422), we get a palindrome (569686965).

The spelling of 224145543 in words is "two hundred twenty-four million, one hundred forty-five thousand, five hundred forty-three".