736745249 has 2 divisors, whose sum is σ = 736745250. Its totient is φ = 736745248.

The previous prime is 736745171. The next prime is 736745263. The reversal of 736745249 is 942547637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 736579600 + 165649 = 27140^2 + 407^2 .

It is an emirp because it is prime and its reverse (942547637) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-736745249 is a prime.

It is not a weakly prime, because it can be changed into another prime (736745299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 368372624 + 368372625.

It is an arithmetic number, because the mean of its divisors is an integer number (368372625).

Almost surely, 2^736745249 is an apocalyptic number.

It is an amenable number.

736745249 is a deficient number, since it is larger than the sum of its proper divisors (1).

736745249 is an equidigital number, since it uses as much as digits as its factorization.

736745249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1270080, while the sum is 47.

The square root of 736745249 is about 27143.0515786269. The cubic root of 736745249 is about 903.1761234598.

The spelling of 736745249 in words is "seven hundred thirty-six million, seven hundred forty-five thousand, two hundred forty-nine".