82200766 has 4 divisors (see below), whose sum is σ = 123301152. Its totient is φ = 41100382.

The previous prime is 82200749. The next prime is 82200773. The reversal of 82200766 is 66700228.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20550190 + ... + 20550193.

It is an arithmetic number, because the mean of its divisors is an integer number (30825288).

Almost surely, 2^82200766 is an apocalyptic number.

82200766 is a deficient number, since it is larger than the sum of its proper divisors (41100386).

82200766 is a wasteful number, since it uses less digits than its factorization.

82200766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41100385.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 82200766 is about 9066.4638090051. The cubic root of 82200766 is about 434.8024222742.

The spelling of 82200766 in words is "eighty-two million, two hundred thousand, seven hundred sixty-six".