478890098 has 16 divisors (see below), whose sum is σ = 760112640. Its totient is φ = 225651600.

The previous prime is 478890073. The next prime is 478890133. The reversal of 478890098 is 890098874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25733 + ... + 40248.

It is an arithmetic number, because the mean of its divisors is an integer number (47507040).

Almost surely, 2^478890098 is an apocalyptic number.

478890098 is a deficient number, since it is larger than the sum of its proper divisors (281222542).

478890098 is a wasteful number, since it uses less digits than its factorization.

478890098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66193.

The product of its (nonzero) digits is 1161216, while the sum is 53.

The square root of 478890098 is about 21883.5577089284. The cubic root of 478890098 is about 782.3695736781.

The spelling of 478890098 in words is "four hundred seventy-eight million, eight hundred ninety thousand, ninety-eight".