738735761 has 2 divisors, whose sum is σ = 738735762. Its totient is φ = 738735760.

The previous prime is 738735757. The next prime is 738735779. The reversal of 738735761 is 167537837.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 734139025 + 4596736 = 27095^2 + 2144^2 .

It is an emirp because it is prime and its reverse (167537837) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 738735761 - 2² = 738735757 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (738735721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369367880 + 369367881.

It is an arithmetic number, because the mean of its divisors is an integer number (369367881).

Almost surely, 2^738735761 is an apocalyptic number.

It is an amenable number.

738735761 is a deficient number, since it is larger than the sum of its proper divisors (1).

738735761 is an equidigital number, since it uses as much as digits as its factorization.

738735761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 740880, while the sum is 47.

The square root of 738735761 is about 27179.6939092404. The cubic root of 738735761 is about 903.9887816924.

The spelling of 738735761 in words is "seven hundred thirty-eight million, seven hundred thirty-five thousand, seven hundred sixty-one".