82666050 has 24 divisors (see below), whose sum is σ = 205012176. Its totient is φ = 22044240.

The previous prime is 82666043. The next prime is 82666063. The reversal of 82666050 is 5066628.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275404 + ... + 275703.

It is an arithmetic number, because the mean of its divisors is an integer number (8542174).

Almost surely, 2^82666050 is an apocalyptic number.

82666050 is an abundant number, since it is smaller than the sum of its proper divisors (122346126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82666050 is a wasteful number, since it uses less digits than its factorization.

82666050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551122 (or 551117 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 82666050 is about 9092.0872191153. The cubic root of 82666050 is about 435.6212552691.

The spelling of 82666050 in words is "eighty-two million, six hundred sixty-six thousand, fifty".