82445882 has 4 divisors (see below), whose sum is σ = 123668826. Its totient is φ = 41222940.

The previous prime is 82445863. The next prime is 82445897. The reversal of 82445882 is 28854428.

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., 46936201 + 35509681 = 6851^2 + 5959^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20611469 + ... + 20611472.

Almost surely, 2^82445882 is an apocalyptic number.

82445882 is a deficient number, since it is larger than the sum of its proper divisors (41222944).

82445882 is a wasteful number, since it uses less digits than its factorization.

82445882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41222943.

The product of its digits is 163840, while the sum is 41.

The square root of 82445882 is about 9079.9714757261. The cubic root of 82445882 is about 435.2341752297.

The spelling of 82445882 in words is "eighty-two million, four hundred forty-five thousand, eight hundred eighty-two".