82066310 has 16 divisors (see below), whose sum is σ = 156409056. Its totient is φ = 30895488.

The previous prime is 82066307. The next prime is 82066337. The reversal of 82066310 is 1366028.

It is a super-2 number, since 2×82066310² = 13469758474032200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 82066310.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241202 + ... + 241541.

It is an arithmetic number, because the mean of its divisors is an integer number (9775566).

Almost surely, 2^82066310 is an apocalyptic number.

82066310 is a deficient number, since it is larger than the sum of its proper divisors (74342746).

82066310 is a wasteful number, since it uses less digits than its factorization.

82066310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482767.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 82066310 is about 9059.0457554866. The cubic root of 82066310 is about 434.5652237593.

The spelling of 82066310 in words is "eighty-two million, sixty-six thousand, three hundred ten".