727727369 has 2 divisors, whose sum is σ = 727727370. Its totient is φ = 727727368.

The previous prime is 727727353. The next prime is 727727419. The reversal of 727727369 is 963727727.

It is an a-pointer prime, because the next prime (727727419) can be obtained adding 727727369 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 624400144 + 103327225 = 24988^2 + 10165^2 .

It is a cyclic number.

It is not a de Polignac number, because 727727369 - 2⁴ = 727727353 is a prime.

It is a super-2 number, since 2×727727369² = 1059174247183324322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (727727309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363863684 + 363863685.

It is an arithmetic number, because the mean of its divisors is an integer number (363863685).

Almost surely, 2^727727369 is an apocalyptic number.

It is an amenable number.

727727369 is a deficient number, since it is larger than the sum of its proper divisors (1).

727727369 is an equidigital number, since it uses as much as digits as its factorization.

727727369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555848, while the sum is 50.

The square root of 727727369 is about 26976.4224648117. The cubic root of 727727369 is about 899.4759784888.

The spelling of 727727369 in words is "seven hundred twenty-seven million, seven hundred twenty-seven thousand, three hundred sixty-nine".