224456539 has 2 divisors, whose sum is σ = 224456540. Its totient is φ = 224456538.

The previous prime is 224456503. The next prime is 224456581. The reversal of 224456539 is 935654422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224456539 - 2²³ = 216067931 is a prime.

It is not a weakly prime, because it can be changed into another prime (224456599) 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, 112228269 + 112228270.

It is an arithmetic number, because the mean of its divisors is an integer number (112228270).

Almost surely, 2^224456539 is an apocalyptic number.

224456539 is a deficient number, since it is larger than the sum of its proper divisors (1).

224456539 is an equidigital number, since it uses as much as digits as its factorization.

224456539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 40.

The square root of 224456539 is about 14981.8736812189. The cubic root of 224456539 is about 607.7301100084.

The spelling of 224456539 in words is "two hundred twenty-four million, four hundred fifty-six thousand, five hundred thirty-nine".