476672717 has 2 divisors, whose sum is σ = 476672718. Its totient is φ = 476672716.

The previous prime is 476672701. The next prime is 476672719. The reversal of 476672717 is 717276674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270635401 + 206037316 = 16451^2 + 14354^2 .

It is a cyclic number.

It is not a de Polignac number, because 476672717 - 2⁴ = 476672701 is a prime.

Together with 476672719, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (476672719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238336358 + 238336359.

It is an arithmetic number, because the mean of its divisors is an integer number (238336359).

Almost surely, 2^476672717 is an apocalyptic number.

It is an amenable number.

476672717 is a deficient number, since it is larger than the sum of its proper divisors (1).

476672717 is an equidigital number, since it uses as much as digits as its factorization.

476672717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 691488, while the sum is 47.

The square root of 476672717 is about 21832.8357525998. The cubic root of 476672717 is about 781.1601828521.

The spelling of 476672717 in words is "four hundred seventy-six million, six hundred seventy-two thousand, seven hundred seventeen".