82905776 has 10 divisors (see below), whose sum is σ = 160629972. Its totient is φ = 41452880.

The previous prime is 82905773. The next prime is 82905817. The reversal of 82905776 is 67750928.

It is not an unprimeable number, because it can be changed into a prime (82905773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2590790 + ... + 2590821.

Almost surely, 2^82905776 is an apocalyptic number.

It is an amenable number.

82905776 is a deficient number, since it is larger than the sum of its proper divisors (77724196).

82905776 is a wasteful number, since it uses less digits than its factorization.

82905776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5181619 (or 5181613 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 82905776 is about 9105.2608968662. The cubic root of 82905776 is about 436.0419396853.

The spelling of 82905776 in words is "eighty-two million, nine hundred five thousand, seven hundred seventy-six".