106784055 has 128 divisors (see below), whose sum is σ = 240537600. Its totient is φ = 43946496.

The previous prime is 106784039. The next prime is 106784059. The reversal of 106784055 is 550487601.

It is not a de Polignac number, because 106784055 - 2⁴ = 106784039 is a prime.

It is a super-2 number, since 2×106784055² = 22805668804486050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106784059) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4642774 + ... + 4642796.

It is an arithmetic number, because the mean of its divisors is an integer number (1879200).

Almost surely, 2^106784055 is an apocalyptic number.

106784055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

106784055 is an abundant number, since it is smaller than the sum of its proper divisors (133753545).

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

106784055 is an equidigital number, since it uses as much as digits as its factorization.

106784055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 55 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 106784055 is about 10333.6370654286. The cubic root of 106784055 is about 474.4263508910.

The spelling of 106784055 in words is "one hundred six million, seven hundred eighty-four thousand, fifty-five".