82729382 has 16 divisors (see below), whose sum is σ = 131630400. Its totient is φ = 38886120.

The previous prime is 82729379. The next prime is 82729441. The reversal of 82729382 is 28392728.

It is a super-2 number, since 2×82729382² = 13688301292203848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3332 + ... + 13287.

It is an arithmetic number, because the mean of its divisors is an integer number (8226900).

Almost surely, 2^82729382 is an apocalyptic number.

82729382 is a deficient number, since it is larger than the sum of its proper divisors (48901018).

82729382 is a wasteful number, since it uses less digits than its factorization.

82729382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16771.

The product of its digits is 96768, while the sum is 41.

The square root of 82729382 is about 9095.5693609581. The cubic root of 82729382 is about 435.7324727234.

The spelling of 82729382 in words is "eighty-two million, seven hundred twenty-nine thousand, three hundred eighty-two".