105500086 has 12 divisors (see below), whose sum is σ = 163897812. Its totient is φ = 50930264.

The previous prime is 105500081. The next prime is 105500089. The reversal of 105500086 is 680005501.

It is a super-2 number, since 2×105500086² = 22260536292014792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105500086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105500081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29680 + ... + 33043.

It is an arithmetic number, because the mean of its divisors is an integer number (13658151).

Almost surely, 2^105500086 is an apocalyptic number.

105500086 is a deficient number, since it is larger than the sum of its proper divisors (58397726).

105500086 is an equidigital number, since it uses as much as digits as its factorization.

105500086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62783 (or 62754 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 105500086 is about 10271.3234785007. The cubic root of 105500086 is about 472.5171812384.

Adding to 105500086 its reverse (680005501), we get a palindrome (785505587).

The spelling of 105500086 in words is "one hundred five million, five hundred thousand, eighty-six".