82922771 has 4 divisors (see below), whose sum is σ = 82964592. Its totient is φ = 82880952.

The previous prime is 82922767. The next prime is 82922779. The reversal of 82922771 is 17722928.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82922771 - 2² = 82922767 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82922779) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 17780 + ... + 21953.

It is an arithmetic number, because the mean of its divisors is an integer number (20741148).

Almost surely, 2^82922771 is an apocalyptic number.

82922771 is a deficient number, since it is larger than the sum of its proper divisors (41821).

82922771 is a wasteful number, since it uses less digits than its factorization.

82922771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41820.

The product of its digits is 28224, while the sum is 38.

The square root of 82922771 is about 9106.1941007207. The cubic root of 82922771 is about 436.0717326495.

The spelling of 82922771 in words is "eighty-two million, nine hundred twenty-two thousand, seven hundred seventy-one".