224204023 has 4 divisors (see below), whose sum is σ = 233952048. Its totient is φ = 214456000.

The previous prime is 224204003. The next prime is 224204039. The reversal of 224204023 is 320402422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224204023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224204003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4873978 + ... + 4874023.

It is an arithmetic number, because the mean of its divisors is an integer number (58488012).

Almost surely, 2^224204023 is an apocalyptic number.

224204023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

224204023 is a deficient number, since it is larger than the sum of its proper divisors (9748025).

224204023 is an equidigital number, since it uses as much as digits as its factorization.

224204023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9748024.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 224204023 is about 14973.4439258308. The cubic root of 224204023 is about 607.5021235397.

Adding to 224204023 its reverse (320402422), we get a palindrome (544606445).

The spelling of 224204023 in words is "two hundred twenty-four million, two hundred four thousand, twenty-three".