476709643 has 2 divisors, whose sum is σ = 476709644. Its totient is φ = 476709642.

The previous prime is 476709617. The next prime is 476709679. The reversal of 476709643 is 346907674.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 476709643 - 2²¹ = 474612491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 476709593 and 476709602.

It is not a weakly prime, because it can be changed into another prime (476709143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238354821 + 238354822.

It is an arithmetic number, because the mean of its divisors is an integer number (238354822).

Almost surely, 2^476709643 is an apocalyptic number.

476709643 is a deficient number, since it is larger than the sum of its proper divisors (1).

476709643 is an equidigital number, since it uses as much as digits as its factorization.

476709643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The square root of 476709643 is about 21833.6813890832. The cubic root of 476709643 is about 781.1803534884.

The spelling of 476709643 in words is "four hundred seventy-six million, seven hundred nine thousand, six hundred forty-three".