224613913 has 2 divisors, whose sum is σ = 224613914. Its totient is φ = 224613912.

The previous prime is 224613901. The next prime is 224613937. The reversal of 224613913 is 319316422.

224613913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165585424 + 59028489 = 12868^2 + 7683^2 .

It is a cyclic number.

It is not a de Polignac number, because 224613913 - 2⁵ = 224613881 is a prime.

It is not a weakly prime, because it can be changed into another prime (224613943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112306956 + 112306957.

It is an arithmetic number, because the mean of its divisors is an integer number (112306957).

Almost surely, 2^224613913 is an apocalyptic number.

It is an amenable number.

224613913 is a deficient number, since it is larger than the sum of its proper divisors (1).

224613913 is an equidigital number, since it uses as much as digits as its factorization.

224613913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 224613913 is about 14987.1249077333. The cubic root of 224613913 is about 607.8721101406.

The spelling of 224613913 in words is "two hundred twenty-four million, six hundred thirteen thousand, nine hundred thirteen".