740066749 has 2 divisors, whose sum is σ = 740066750. Its totient is φ = 740066748.

The previous prime is 740066741. The next prime is 740066771. The reversal of 740066749 is 947660047.

740066749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 723986649 + 16080100 = 26907^2 + 4010^2 .

It is a cyclic number.

It is not a de Polignac number, because 740066749 - 2³ = 740066741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740066741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370033374 + 370033375.

It is an arithmetic number, because the mean of its divisors is an integer number (370033375).

Almost surely, 2^740066749 is an apocalyptic number.

It is an amenable number.

740066749 is a deficient number, since it is larger than the sum of its proper divisors (1).

740066749 is an equidigital number, since it uses as much as digits as its factorization.

740066749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 740066749 is about 27204.1678608260. The cubic root of 740066749 is about 904.5313646662.

The spelling of 740066749 in words is "seven hundred forty million, sixty-six thousand, seven hundred forty-nine".