82461685 has 8 divisors (see below), whose sum is σ = 99020376. Its totient is φ = 65925120.

The previous prime is 82461677. The next prime is 82461727. The reversal of 82461685 is 58616428.

It can be written as a sum of positive squares in 4 ways, for example, as 22600516 + 59861169 = 4754^2 + 7737^2 .

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

It is not a de Polignac number, because 82461685 - 2³ = 82461677 is a prime.

It is a Duffinian number.

It is a congruent 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, 4245 + ... + 13525.

It is an arithmetic number, because the mean of its divisors is an integer number (12377547).

Almost surely, 2^82461685 is an apocalyptic number.

It is an amenable number.

82461685 is a deficient number, since it is larger than the sum of its proper divisors (16558691).

82461685 is a wasteful number, since it uses less digits than its factorization.

82461685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11063.

The product of its digits is 92160, while the sum is 40.

The square root of 82461685 is about 9080.8416460150. The cubic root of 82461685 is about 435.2619816165.

The spelling of 82461685 in words is "eighty-two million, four hundred sixty-one thousand, six hundred eighty-five".