478209068 has 6 divisors (see below), whose sum is σ = 836865876. Its totient is φ = 239104532.

The previous prime is 478209023. The next prime is 478209079. The reversal of 478209068 is 860902874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59776130 + ... + 59776137.

It is an arithmetic number, because the mean of its divisors is an integer number (139477646).

Almost surely, 2^478209068 is an apocalyptic number.

It is an amenable number.

478209068 is a deficient number, since it is larger than the sum of its proper divisors (358656808).

478209068 is a wasteful number, since it uses less digits than its factorization.

478209068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119552271 (or 119552269 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 478209068 is about 21867.9918602509. The cubic root of 478209068 is about 781.9985282643.

The spelling of 478209068 in words is "four hundred seventy-eight million, two hundred nine thousand, sixty-eight".