27889098 has 8 divisors (see below), whose sum is σ = 55778208. Its totient is φ = 9296364.

The previous prime is 27889063. The next prime is 27889111. The reversal of 27889098 is 89098872.

It is a sphenic number, since it is the product of 3 distinct primes.

27889098 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 27889098.

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 3 ways as a sum of consecutive naturals, for example, 2324086 + ... + 2324097.

It is an arithmetic number, because the mean of its divisors is an integer number (6972276).

Almost surely, 2^27889098 is an apocalyptic number.

27889098 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

27889098 is a wasteful number, since it uses less digits than its factorization.

27889098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648188.

The product of its (nonzero) digits is 580608, while the sum is 51.

The square root of 27889098 is about 5281.0129710123. The cubic root of 27889098 is about 303.2574574405.

The spelling of 27889098 in words is "twenty-seven million, eight hundred eighty-nine thousand, ninety-eight".