82305764 has 12 divisors (see below), whose sum is σ = 145087404. Its totient is φ = 40852224.

The previous prime is 82305763. The next prime is 82305781. The reversal of 82305764 is 46750328.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30580900 + 51724864 = 5530^2 + 7192^2 .

It is not an unprimeable number, because it can be changed into a prime (82305763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74549 + ... + 75644.

It is an arithmetic number, because the mean of its divisors is an integer number (12090617).

Almost surely, 2^82305764 is an apocalyptic number.

It is an amenable number.

82305764 is a deficient number, since it is larger than the sum of its proper divisors (62781640).

82305764 is a wasteful number, since it uses less digits than its factorization.

82305764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150334 (or 150332 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 82305764 is about 9072.2524215324. The cubic root of 82305764 is about 434.9874731056.

The spelling of 82305764 in words is "eighty-two million, three hundred five thousand, seven hundred sixty-four".