224605939 has 2 divisors, whose sum is σ = 224605940. Its totient is φ = 224605938.

The previous prime is 224605907. The next prime is 224605949. The reversal of 224605939 is 939506422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224605939 - 2⁵ = 224605907 is a prime.

It is not a weakly prime, because it can be changed into another prime (224605949) 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, 112302969 + 112302970.

It is an arithmetic number, because the mean of its divisors is an integer number (112302970).

Almost surely, 2^224605939 is an apocalyptic number.

224605939 is a deficient number, since it is larger than the sum of its proper divisors (1).

224605939 is an equidigital number, since it uses as much as digits as its factorization.

224605939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 224605939 is about 14986.8588770296. The cubic root of 224605939 is about 607.8649167163.

The spelling of 224605939 in words is "two hundred twenty-four million, six hundred five thousand, nine hundred thirty-nine".