476229497 has 2 divisors, whose sum is σ = 476229498. Its totient is φ = 476229496.

The previous prime is 476229491. The next prime is 476229499. The reversal of 476229497 is 794922674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 413756281 + 62473216 = 20341^2 + 7904^2 .

It is a cyclic number.

It is not a de Polignac number, because 476229497 - 2¹² = 476225401 is a prime.

Together with 476229499, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (476229491) 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, 238114748 + 238114749.

It is an arithmetic number, because the mean of its divisors is an integer number (238114749).

Almost surely, 2^476229497 is an apocalyptic number.

It is an amenable number.

476229497 is a deficient number, since it is larger than the sum of its proper divisors (1).

476229497 is an equidigital number, since it uses as much as digits as its factorization.

476229497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 50.

The square root of 476229497 is about 21822.6830843506. The cubic root of 476229497 is about 780.9179948905.

The spelling of 476229497 in words is "four hundred seventy-six million, two hundred twenty-nine thousand, four hundred ninety-seven".