476344823 has 2 divisors, whose sum is σ = 476344824. Its totient is φ = 476344822.

The previous prime is 476344793. The next prime is 476344831. The reversal of 476344823 is 328443674.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-476344823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (476341823) 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, 238172411 + 238172412.

It is an arithmetic number, because the mean of its divisors is an integer number (238172412).

Almost surely, 2^476344823 is an apocalyptic number.

476344823 is a deficient number, since it is larger than the sum of its proper divisors (1).

476344823 is an equidigital number, since it uses as much as digits as its factorization.

476344823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 41.

The square root of 476344823 is about 21825.3252667629. The cubic root of 476344823 is about 780.9810267414.

The spelling of 476344823 in words is "four hundred seventy-six million, three hundred forty-four thousand, eight hundred twenty-three".