82573766 has 8 divisors (see below), whose sum is σ = 135120744. Its totient is φ = 37533520.

The previous prime is 82573763. The next prime is 82573769. The reversal of 82573766 is 66737528.

It is an interprime number because it is at equal distance from previous prime (82573763) and next prime (82573769).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82573763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1876655 + ... + 1876698.

It is an arithmetic number, because the mean of its divisors is an integer number (16890093).

Almost surely, 2^82573766 is an apocalyptic number.

82573766 is a deficient number, since it is larger than the sum of its proper divisors (52546978).

82573766 is a wasteful number, since it uses less digits than its factorization.

82573766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753366.

The product of its digits is 423360, while the sum is 44.

The square root of 82573766 is about 9087.0108396546. The cubic root of 82573766 is about 435.4590934119.

The spelling of 82573766 in words is "eighty-two million, five hundred seventy-three thousand, seven hundred sixty-six".