82545066 has 24 divisors (see below), whose sum is σ = 182654784. Its totient is φ = 26929320.

The previous prime is 82545061. The next prime is 82545083. The reversal of 82545066 is 66054528.

It is a self number, because there is not a number n which added to its sum of digits gives 82545066.

It is not an unprimeable number, because it can be changed into a prime (82545061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47940 + ... + 49631.

It is an arithmetic number, because the mean of its divisors is an integer number (7610616).

Almost surely, 2^82545066 is an apocalyptic number.

82545066 is an abundant number, since it is smaller than the sum of its proper divisors (100109718).

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

82545066 is a wasteful number, since it uses less digits than its factorization.

82545066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97626 (or 97623 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 82545066 is about 9085.4315252496. The cubic root of 82545066 is about 435.4086370148.

The spelling of 82545066 in words is "eighty-two million, five hundred forty-five thousand, sixty-six".