82736870 has 16 divisors (see below), whose sum is σ = 149374368. Its totient is φ = 32995200.

The previous prime is 82736867. The next prime is 82736881. The reversal of 82736870 is 7863728.

It is a Curzon number.

It is a congruent 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, 8906 + ... + 15645.

It is an arithmetic number, because the mean of its divisors is an integer number (9335898).

Almost surely, 2^82736870 is an apocalyptic number.

82736870 is a deficient number, since it is larger than the sum of its proper divisors (66637498).

82736870 is a wasteful number, since it uses less digits than its factorization.

82736870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24895.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 82736870 is about 9095.9809806310. The cubic root of 82736870 is about 435.7456186628.

The spelling of 82736870 in words is "eighty-two million, seven hundred thirty-six thousand, eight hundred seventy".