475705273 has 2 divisors, whose sum is σ = 475705274. Its totient is φ = 475705272.

The previous prime is 475705187. The next prime is 475705309. The reversal of 475705273 is 372507574.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 434847609 + 40857664 = 20853^2 + 6392^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475705273 is a prime.

It is not a weakly prime, because it can be changed into another prime (475705073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237852636 + 237852637.

It is an arithmetic number, because the mean of its divisors is an integer number (237852637).

Almost surely, 2^475705273 is an apocalyptic number.

It is an amenable number.

475705273 is a deficient number, since it is larger than the sum of its proper divisors (1).

475705273 is an equidigital number, since it uses as much as digits as its factorization.

475705273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 205800, while the sum is 40.

The square root of 475705273 is about 21810.6687884622. The cubic root of 475705273 is about 780.6313499988.

The spelling of 475705273 in words is "four hundred seventy-five million, seven hundred five thousand, two hundred seventy-three".