244924739 has 2 divisors, whose sum is σ = 244924740. Its totient is φ = 244924738.

The previous prime is 244924733. The next prime is 244924741. The reversal of 244924739 is 937429442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244924739 is a prime.

Together with 244924741, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244924739.

It is not a weakly prime, because it can be changed into another prime (244924733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122462369 + 122462370.

It is an arithmetic number, because the mean of its divisors is an integer number (122462370).

Almost surely, 2^244924739 is an apocalyptic number.

244924739 is a deficient number, since it is larger than the sum of its proper divisors (1).

244924739 is an equidigital number, since it uses as much as digits as its factorization.

244924739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 44.

The square root of 244924739 is about 15650.0715333828. The cubic root of 244924739 is about 625.6683955543.

The spelling of 244924739 in words is "two hundred forty-four million, nine hundred twenty-four thousand, seven hundred thirty-nine".