104889816 has 80 divisors (see below), whose sum is σ = 295946640. Its totient is φ = 34706880.

The previous prime is 104889769. The next prime is 104889871. The reversal of 104889816 is 618988401.

It is a super-2 number, since 2×104889816² = 22003747001027712, which contains 22 as substring.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 101221 + ... + 102251.

It is an arithmetic number, because the mean of its divisors is an integer number (3699333).

Almost surely, 2^104889816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104889816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147973320).

104889816 is an abundant number, since it is smaller than the sum of its proper divisors (191056824).

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

104889816 is a wasteful number, since it uses less digits than its factorization.

104889816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206 (or 1193 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 45.

The square root of 104889816 is about 10241.5729260695. The cubic root of 104889816 is about 471.6043198330.

The spelling of 104889816 in words is "one hundred four million, eight hundred eighty-nine thousand, eight hundred sixteen".