475436641 has 2 divisors, whose sum is σ = 475436642. Its totient is φ = 475436640.

The previous prime is 475436513. The next prime is 475436651. The reversal of 475436641 is 146634574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311699025 + 163737616 = 17655^2 + 12796^2 .

It is a cyclic number.

It is not a de Polignac number, because 475436641 - 2⁷ = 475436513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475436594 and 475436603.

It is not a weakly prime, because it can be changed into another prime (475436651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237718320 + 237718321.

It is an arithmetic number, because the mean of its divisors is an integer number (237718321).

Almost surely, 2^475436641 is an apocalyptic number.

It is an amenable number.

475436641 is a deficient number, since it is larger than the sum of its proper divisors (1).

475436641 is an equidigital number, since it uses as much as digits as its factorization.

475436641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 40.

The square root of 475436641 is about 21804.5096482356. The cubic root of 475436641 is about 780.4843808155.

The spelling of 475436641 in words is "four hundred seventy-five million, four hundred thirty-six thousand, six hundred forty-one".