82605527 has 4 divisors (see below), whose sum is σ = 82969656. Its totient is φ = 82241400.

The previous prime is 82605511. The next prime is 82605539. The reversal of 82605527 is 72550628.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82605527 - 2⁴ = 82605511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82605557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181724 + ... + 182177.

It is an arithmetic number, because the mean of its divisors is an integer number (20742414).

Almost surely, 2^82605527 is an apocalyptic number.

82605527 is a deficient number, since it is larger than the sum of its proper divisors (364129).

82605527 is a wasteful number, since it uses less digits than its factorization.

82605527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364128.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 82605527 is about 9088.7582760243. The cubic root of 82605527 is about 435.5149176123.

The spelling of 82605527 in words is "eighty-two million, six hundred five thousand, five hundred twenty-seven".