478627767 has 6 divisors (see below), whose sum is σ = 691351232. Its totient is φ = 319085172.

The previous prime is 478627759. The next prime is 478627771. The reversal of 478627767 is 767726874.

478627767 is a `hidden beast` number, since 4 + 7 + 8 + 627 + 7 + 6 + 7 = 666.

It is not a de Polignac number, because 478627767 - 2³ = 478627759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478627067) 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 in 5 ways as a sum of consecutive naturals, for example, 26590423 + ... + 26590440.

Almost surely, 2^478627767 is an apocalyptic number.

478627767 is a deficient number, since it is larger than the sum of its proper divisors (212723465).

478627767 is a wasteful number, since it uses less digits than its factorization.

478627767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53180869 (or 53180866 counting only the distinct ones).

The product of its digits is 5531904, while the sum is 54.

The square root of 478627767 is about 21877.5630955552. The cubic root of 478627767 is about 782.2266896212.

The spelling of 478627767 in words is "four hundred seventy-eight million, six hundred twenty-seven thousand, seven hundred sixty-seven".