82736065 has 8 divisors (see below), whose sum is σ = 99359208. Its totient is φ = 66138240.

The previous prime is 82736047. The next prime is 82736077. The reversal of 82736065 is 56063728.

It can be written as a sum of positive squares in 4 ways, for example, as 5875776 + 76860289 = 2424^2 + 8767^2 .

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

It is not a de Polignac number, because 82736065 - 2¹¹ = 82734017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1819 + ... + 12991.

It is an arithmetic number, because the mean of its divisors is an integer number (12419901).

Almost surely, 2^82736065 is an apocalyptic number.

It is an amenable number.

82736065 is a deficient number, since it is larger than the sum of its proper divisors (16623143).

82736065 is a wasteful number, since it uses less digits than its factorization.

82736065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12659.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 82736065 is about 9095.9367302109. The cubic root of 82736065 is about 435.7442054421.

The spelling of 82736065 in words is "eighty-two million, seven hundred thirty-six thousand, sixty-five".