478132882 has 4 divisors (see below), whose sum is σ = 717199326. Its totient is φ = 239066440.

The previous prime is 478132849. The next prime is 478132883. The reversal of 478132882 is 288231874.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 312264241 + 165868641 = 17671^2 + 12879^2 .

It is a super-2 number, since 2×478132882² = 457222105699251848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (478132883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119533219 + ... + 119533222.

Almost surely, 2^478132882 is an apocalyptic number.

478132882 is a deficient number, since it is larger than the sum of its proper divisors (239066444).

478132882 is a wasteful number, since it uses less digits than its factorization.

478132882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239066443.

The product of its digits is 172032, while the sum is 43.

The square root of 478132882 is about 21866.2498385068. The cubic root of 478132882 is about 781.9569979602.

The spelling of 478132882 in words is "four hundred seventy-eight million, one hundred thirty-two thousand, eight hundred eighty-two".