736905049 has 2 divisors, whose sum is σ = 736905050. Its totient is φ = 736905048.

The previous prime is 736905017. The next prime is 736905067. The reversal of 736905049 is 940509637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 721889424 + 15015625 = 26868^2 + 3875^2 .

It is an emirp because it is prime and its reverse (940509637) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 736905049 - 2⁵ = 736905017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 736904996 and 736905014.

It is not a weakly prime, because it can be changed into another prime (736905079) 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, 368452524 + 368452525.

It is an arithmetic number, because the mean of its divisors is an integer number (368452525).

Almost surely, 2^736905049 is an apocalyptic number.

It is an amenable number.

736905049 is a deficient number, since it is larger than the sum of its proper divisors (1).

736905049 is an equidigital number, since it uses as much as digits as its factorization.

736905049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 736905049 is about 27145.9950821479. The cubic root of 736905049 is about 903.2414183548.

The spelling of 736905049 in words is "seven hundred thirty-six million, nine hundred five thousand, forty-nine".