476442823 has 2 divisors, whose sum is σ = 476442824. Its totient is φ = 476442822.

The previous prime is 476442793. The next prime is 476442871. The reversal of 476442823 is 328244674.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 476442823 - 2¹³ = 476434631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (476442893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238221411 + 238221412.

It is an arithmetic number, because the mean of its divisors is an integer number (238221412).

Almost surely, 2^476442823 is an apocalyptic number.

476442823 is a deficient number, since it is larger than the sum of its proper divisors (1).

476442823 is an equidigital number, since it uses as much as digits as its factorization.

476442823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 40.

The square root of 476442823 is about 21827.5702495720. The cubic root of 476442823 is about 781.0345810077.

The spelling of 476442823 in words is "four hundred seventy-six million, four hundred forty-two thousand, eight hundred twenty-three".