224822289 has 4 divisors (see below), whose sum is σ = 299763056. Its totient is φ = 149881524.

The previous prime is 224822287. The next prime is 224822321. The reversal of 224822289 is 982228422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 224822289 - 2¹ = 224822287 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (224822287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37470379 + ... + 37470384.

It is an arithmetic number, because the mean of its divisors is an integer number (74940764).

Almost surely, 2^224822289 is an apocalyptic number.

It is an amenable number.

224822289 is a deficient number, since it is larger than the sum of its proper divisors (74940767).

224822289 is an equidigital number, since it uses as much as digits as its factorization.

224822289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74940766.

The product of its digits is 73728, while the sum is 39.

The square root of 224822289 is about 14994.0751298638. The cubic root of 224822289 is about 608.0600278697.

The spelling of 224822289 in words is "two hundred twenty-four million, eight hundred twenty-two thousand, two hundred eighty-nine".