224704939 has 2 divisors, whose sum is σ = 224704940. Its totient is φ = 224704938.

The previous prime is 224704927. The next prime is 224704973. The reversal of 224704939 is 939407422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224704939 - 2⁹ = 224704427 is a prime.

It is a super-2 number, since 2×224704939² = 100984619221987442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224704639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112352469 + 112352470.

It is an arithmetic number, because the mean of its divisors is an integer number (112352470).

Almost surely, 2^224704939 is an apocalyptic number.

224704939 is a deficient number, since it is larger than the sum of its proper divisors (1).

224704939 is an equidigital number, since it uses as much as digits as its factorization.

224704939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 224704939 is about 14990.1614067361. The cubic root of 224704939 is about 607.9542135347.

The spelling of 224704939 in words is "two hundred twenty-four million, seven hundred four thousand, nine hundred thirty-nine".