224275279 has 2 divisors, whose sum is σ = 224275280. Its totient is φ = 224275278.

The previous prime is 224275273. The next prime is 224275301. The reversal of 224275279 is 972572422.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224275279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224275273) 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 as a sum of consecutive naturals, namely, 112137639 + 112137640.

It is an arithmetic number, because the mean of its divisors is an integer number (112137640).

Almost surely, 2^224275279 is an apocalyptic number.

224275279 is a deficient number, since it is larger than the sum of its proper divisors (1).

224275279 is an equidigital number, since it uses as much as digits as its factorization.

224275279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 40.

The square root of 224275279 is about 14975.8231493297. The cubic root of 224275279 is about 607.5664750258.

The spelling of 224275279 in words is "two hundred twenty-four million, two hundred seventy-five thousand, two hundred seventy-nine".