82135586 has 8 divisors (see below), whose sum is σ = 132680604. Its totient is φ = 37908720.

The previous prime is 82135579. The next prime is 82135591. The reversal of 82135586 is 68553128.

It can be written as a sum of positive squares in 2 ways, for example, as 70879561 + 11256025 = 8419^2 + 3355^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1579505 + ... + 1579556.

Almost surely, 2^82135586 is an apocalyptic number.

82135586 is a deficient number, since it is larger than the sum of its proper divisors (50545018).

82135586 is a wasteful number, since it uses less digits than its factorization.

82135586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3159076.

The product of its digits is 57600, while the sum is 38.

The square root of 82135586 is about 9062.8685304378. The cubic root of 82135586 is about 434.6874682931.

The spelling of 82135586 in words is "eighty-two million, one hundred thirty-five thousand, five hundred eighty-six".