478168614 has 144 divisors (see below), whose sum is σ = 1338405120. Its totient is φ = 119858400.

The previous prime is 478168601. The next prime is 478168619. The reversal of 478168614 is 416861874.

478168614 is a `hidden beast` number, since 478 + 168 + 6 + 14 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 478168614.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478168619) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1331767 + ... + 1332125.

It is an arithmetic number, because the mean of its divisors is an integer number (9294480).

Almost surely, 2^478168614 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 478168614, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669202560).

478168614 is an abundant number, since it is smaller than the sum of its proper divisors (860236506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478168614 is a wasteful number, since it uses less digits than its factorization.

478168614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447 (or 413 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 478168614 is about 21867.0668815001. The cubic root of 478168614 is about 781.9764766397.

The spelling of 478168614 in words is "four hundred seventy-eight million, one hundred sixty-eight thousand, six hundred fourteen".