478486927 has 2 divisors, whose sum is σ = 478486928. Its totient is φ = 478486926.

The previous prime is 478486903. The next prime is 478486961. The reversal of 478486927 is 729684874.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478486927 - 2¹⁵ = 478454159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478484927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239243463 + 239243464.

It is an arithmetic number, because the mean of its divisors is an integer number (239243464).

Almost surely, 2^478486927 is an apocalyptic number.

478486927 is a deficient number, since it is larger than the sum of its proper divisors (1).

478486927 is an equidigital number, since it uses as much as digits as its factorization.

478486927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5419008, while the sum is 55.

The square root of 478486927 is about 21874.3440358791. The cubic root of 478486927 is about 782.1499566341.

The spelling of 478486927 in words is "four hundred seventy-eight million, four hundred eighty-six thousand, nine hundred twenty-seven".