978198482 has 16 divisors (see below), whose sum is σ = 1482327000. Its totient is φ = 484099200.

The previous prime is 978198457. The next prime is 978198493. The reversal of 978198482 is 284891879.

It can be written as a sum of positive squares in 4 ways, for example, as 266962921 + 711235561 = 16339^2 + 26669^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281894 + ... + 285342.

Almost surely, 2^978198482 is an apocalyptic number.

978198482 is a deficient number, since it is larger than the sum of its proper divisors (504128518).

978198482 is a wasteful number, since it uses less digits than its factorization.

978198482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4861.

The product of its digits is 2322432, while the sum is 56.

The square root of 978198482 is about 31276.1647584866. The cubic root of 978198482 is about 992.6793664325.

The spelling of 978198482 in words is "nine hundred seventy-eight million, one hundred ninety-eight thousand, four hundred eighty-two".