475384729 has 2 divisors, whose sum is σ = 475384730. Its totient is φ = 475384728.

The previous prime is 475384711. The next prime is 475384751. The reversal of 475384729 is 927483574.

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., 298494729 + 176890000 = 17277^2 + 13300^2 .

It is a cyclic number.

It is not a de Polignac number, because 475384729 - 2⁵ = 475384697 is a prime.

It is not a weakly prime, because it can be changed into another prime (475384829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237692364 + 237692365.

It is an arithmetic number, because the mean of its divisors is an integer number (237692365).

Almost surely, 2^475384729 is an apocalyptic number.

It is an amenable number.

475384729 is a deficient number, since it is larger than the sum of its proper divisors (1).

475384729 is an equidigital number, since it uses as much as digits as its factorization.

475384729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 49.

The square root of 475384729 is about 21803.3192197885. The cubic root of 475384729 is about 780.4559732588.

The spelling of 475384729 in words is "four hundred seventy-five million, three hundred eighty-four thousand, seven hundred twenty-nine".