475446561 has 16 divisors (see below), whose sum is σ = 657720000. Its totient is φ = 305133248.

The previous prime is 475446551. The next prime is 475446563. The reversal of 475446561 is 165644574.

It is a cyclic number.

It is not a de Polignac number, because 475446561 - 2¹⁵ = 475413793 is a prime.

Its product of digits (403200) is a multiple of the sum of its prime divisors (16128).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (475446563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22315 + ... + 38063.

It is an arithmetic number, because the mean of its divisors is an integer number (41107500).

Almost surely, 2^475446561 is an apocalyptic number.

It is an amenable number.

475446561 is a deficient number, since it is larger than the sum of its proper divisors (182273439).

475446561 is a wasteful number, since it uses less digits than its factorization.

475446561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16128.

The product of its digits is 403200, while the sum is 42.

The square root of 475446561 is about 21804.7371229281. The cubic root of 475446561 is about 780.4898090545.

It can be divided in two parts, 4754 and 46561, that added together give a palindrome (51315).

The spelling of 475446561 in words is "four hundred seventy-five million, four hundred forty-six thousand, five hundred sixty-one".