244748729 has 2 divisors, whose sum is σ = 244748730. Its totient is φ = 244748728.

The previous prime is 244748723. The next prime is 244748761. The reversal of 244748729 is 927847442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244609600 + 139129 = 15640^2 + 373^2 .

It is a cyclic number.

It is not a de Polignac number, because 244748729 - 2²⁰ = 243700153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (244748723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122374364 + 122374365.

It is an arithmetic number, because the mean of its divisors is an integer number (122374365).

Almost surely, 2^244748729 is an apocalyptic number.

It is an amenable number.

244748729 is a deficient number, since it is larger than the sum of its proper divisors (1).

244748729 is an equidigital number, since it uses as much as digits as its factorization.

244748729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 903168, while the sum is 47.

The square root of 244748729 is about 15644.4472257731. The cubic root of 244748729 is about 625.5184851714.

The spelling of 244748729 in words is "two hundred forty-four million, seven hundred forty-eight thousand, seven hundred twenty-nine".