224442739 has 2 divisors, whose sum is σ = 224442740. Its totient is φ = 224442738.

The previous prime is 224442737. The next prime is 224442767. The reversal of 224442739 is 937244422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224442739 - 2¹ = 224442737 is a prime.

Together with 224442737, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 224442698 and 224442707.

It is not a weakly prime, because it can be changed into another prime (224442737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112221369 + 112221370.

It is an arithmetic number, because the mean of its divisors is an integer number (112221370).

Almost surely, 2^224442739 is an apocalyptic number.

224442739 is a deficient number, since it is larger than the sum of its proper divisors (1).

224442739 is an equidigital number, since it uses as much as digits as its factorization.

224442739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 37.

The square root of 224442739 is about 14981.4131175934. The cubic root of 224442739 is about 607.7176549656.

The spelling of 224442739 in words is "two hundred twenty-four million, four hundred forty-two thousand, seven hundred thirty-nine".