82827505 has 8 divisors (see below), whose sum is σ = 102599424. Its totient is φ = 64124400.

The previous prime is 82827469. The next prime is 82827529. The reversal of 82827505 is 50572828.

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

It is not a de Polignac number, because 82827505 - 2¹⁷ = 82696433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 267031 + ... + 267340.

It is an arithmetic number, because the mean of its divisors is an integer number (12824928).

Almost surely, 2^82827505 is an apocalyptic number.

It is an amenable number.

82827505 is a deficient number, since it is larger than the sum of its proper divisors (19771919).

82827505 is a wasteful number, since it uses less digits than its factorization.

82827505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534407.

The product of its (nonzero) digits is 44800, while the sum is 37.

The square root of 82827505 is about 9100.9617623634. The cubic root of 82827505 is about 435.9046746822.

The spelling of 82827505 in words is "eighty-two million, eight hundred twenty-seven thousand, five hundred five".