476679997 has 2 divisors, whose sum is σ = 476679998. Its totient is φ = 476679996.

The previous prime is 476679967. The next prime is 476680031. The reversal of 476679997 is 799976674.

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., 474411961 + 2268036 = 21781^2 + 1506^2 .

It is a cyclic number.

It is not a de Polignac number, because 476679997 - 2⁷ = 476679869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (476679937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238339998 + 238339999.

It is an arithmetic number, because the mean of its divisors is an integer number (238339999).

Almost surely, 2^476679997 is an apocalyptic number.

It is an amenable number.

476679997 is a deficient number, since it is larger than the sum of its proper divisors (1).

476679997 is an equidigital number, since it uses as much as digits as its factorization.

476679997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36006768, while the sum is 64.

The square root of 476679997 is about 21833.0024733201. The cubic root of 476679997 is about 781.1641595968.

The spelling of 476679997 in words is "four hundred seventy-six million, six hundred seventy-nine thousand, nine hundred ninety-seven".