224328613 has 2 divisors, whose sum is σ = 224328614. Its totient is φ = 224328612.

The previous prime is 224328563. The next prime is 224328641. The reversal of 224328613 is 316823422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222069604 + 2259009 = 14902^2 + 1503^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224328613 is a prime.

It is a super-2 number, since 2×224328613² = 100646653221007538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224328653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112164306 + 112164307.

It is an arithmetic number, because the mean of its divisors is an integer number (112164307).

Almost surely, 2^224328613 is an apocalyptic number.

It is an amenable number.

224328613 is a deficient number, since it is larger than the sum of its proper divisors (1).

224328613 is an equidigital number, since it uses as much as digits as its factorization.

224328613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 31.

The square root of 224328613 is about 14977.6037135451. The cubic root of 224328613 is about 607.6146321867.

The spelling of 224328613 in words is "two hundred twenty-four million, three hundred twenty-eight thousand, six hundred thirteen".