82981082 has 4 divisors (see below), whose sum is σ = 124471626. Its totient is φ = 41490540.

The previous prime is 82981069. The next prime is 82981123. The reversal of 82981082 is 28018928.

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

It can be written as a sum of positive squares in only one way, i.e., 82828201 + 152881 = 9101^2 + 391^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20745269 + ... + 20745272.

Almost surely, 2^82981082 is an apocalyptic number.

82981082 is a deficient number, since it is larger than the sum of its proper divisors (41490544).

82981082 is a wasteful number, since it uses less digits than its factorization.

82981082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41490543.

The product of its (nonzero) digits is 18432, while the sum is 38.

The square root of 82981082 is about 9109.3952598402. The cubic root of 82981082 is about 436.1739234011.

The spelling of 82981082 in words is "eighty-two million, nine hundred eighty-one thousand, eighty-two".