105782086 has 8 divisors (see below), whose sum is σ = 158777280. Its totient is φ = 52856328.

The previous prime is 105782077. The next prime is 105782087. The reversal of 105782086 is 680287501.

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

It is a super-2 number, since 2×105782086² = 22379699437022792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105782087) by changing a digit.

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, 13366 + ... + 19753.

It is an arithmetic number, because the mean of its divisors is an integer number (19847160).

Almost surely, 2^105782086 is an apocalyptic number.

105782086 is a deficient number, since it is larger than the sum of its proper divisors (52995194).

105782086 is a wasteful number, since it uses less digits than its factorization.

105782086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34718.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 105782086 is about 10285.0418569882. The cubic root of 105782086 is about 472.9378169025.

The spelling of 105782086 in words is "one hundred five million, seven hundred eighty-two thousand, eighty-six".