478698714 has 64 divisors (see below), whose sum is σ = 1182612480. Its totient is φ = 142534080.

The previous prime is 478698697. The next prime is 478698743. The reversal of 478698714 is 417896874.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10764 + ... + 32760.

It is an arithmetic number, because the mean of its divisors is an integer number (18478320).

Almost surely, 2^478698714 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 478698714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (591306240).

478698714 is an abundant number, since it is smaller than the sum of its proper divisors (703913766).

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

478698714 is a wasteful number, since it uses less digits than its factorization.

478698714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22052 (or 22046 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 54.

The square root of 478698714 is about 21879.1844912008. The cubic root of 478698714 is about 782.2653375357.

The spelling of 478698714 in words is "four hundred seventy-eight million, six hundred ninety-eight thousand, seven hundred fourteen".