742173347 has 2 divisors, whose sum is σ = 742173348. Its totient is φ = 742173346.

The previous prime is 742173329. The next prime is 742173359. The reversal of 742173347 is 743371247.

742173347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 742173347 - 2¹⁰ = 742172323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 742173347.

It is not a weakly prime, because it can be changed into another prime (742173317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371086673 + 371086674.

It is an arithmetic number, because the mean of its divisors is an integer number (371086674).

Almost surely, 2^742173347 is an apocalyptic number.

742173347 is a deficient number, since it is larger than the sum of its proper divisors (1).

742173347 is an equidigital number, since it uses as much as digits as its factorization.

742173347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98784, while the sum is 38.

The square root of 742173347 is about 27242.8586422203. The cubic root of 742173347 is about 905.3888003119.

The spelling of 742173347 in words is "seven hundred forty-two million, one hundred seventy-three thousand, three hundred forty-seven".