82028766 has 32 divisors (see below), whose sum is σ = 166699008. Its totient is φ = 26906400.

The previous prime is 82028761. The next prime is 82028777. The reversal of 82028766 is 66782028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82028761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134835 + ... + 135441.

It is an arithmetic number, because the mean of its divisors is an integer number (5209344).

Almost surely, 2^82028766 is an apocalyptic number.

82028766 is an abundant number, since it is smaller than the sum of its proper divisors (84670242).

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

82028766 is a wasteful number, since it uses less digits than its factorization.

82028766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 82028766 is about 9056.9733355023. The cubic root of 82028766 is about 434.4989448141.

The spelling of 82028766 in words is "eighty-two million, twenty-eight thousand, seven hundred sixty-six".