475289 has 2 divisors, whose sum is σ = 475290. Its totient is φ = 475288.

The previous prime is 475283. The next prime is 475297. The reversal of 475289 is 982574.

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., 369664 + 105625 = 608^2 + 325^2 .

It is a cyclic number.

It is not a de Polignac number, because 475289 - 2⁴ = 475273 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (475283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237644 + 237645.

It is an arithmetic number, because the mean of its divisors is an integer number (237645).

475289 is a Friedman number, since it can be written as 8+29*(5+4^7), using all its digits and the basic arithmetic operations.

2⁴⁷⁵²⁸⁹ is an apocalyptic number.

It is an amenable number.

475289 is a deficient number, since it is larger than the sum of its proper divisors (1).

475289 is an equidigital number, since it uses as much as digits as its factorization.

475289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 35.

The square root of 475289 is about 689.4120683597. The cubic root of 475289 is about 78.0403582510.

The spelling of 475289 in words is "four hundred seventy-five thousand, two hundred eighty-nine".