478140676 has 24 divisors (see below), whose sum is σ = 914567360. Its totient is φ = 217384992.

The previous prime is 478140671. The next prime is 478140697. The reversal of 478140676 is 676041874.

It is not an unprimeable number, because it can be changed into a prime (478140671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65136 + ... + 72103.

Almost surely, 2^478140676 is an apocalyptic number.

It is an amenable number.

478140676 is a deficient number, since it is larger than the sum of its proper divisors (436426684).

478140676 is a wasteful number, since it uses less digits than its factorization.

478140676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137323 (or 137321 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 478140676 is about 21866.4280576412. The cubic root of 478140676 is about 781.9612468068.

The spelling of 478140676 in words is "four hundred seventy-eight million, one hundred forty thousand, six hundred seventy-six".