82875776 has 32 divisors (see below), whose sum is σ = 165519480. Its totient is φ = 41333760.

The previous prime is 82875773. The next prime is 82875797. The reversal of 82875776 is 67757828.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82875773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87980 + ... + 88916.

Almost surely, 2^82875776 is an apocalyptic number.

It is an amenable number.

82875776 is a deficient number, since it is larger than the sum of its proper divisors (82643704).

82875776 is an equidigital number, since it uses as much as digits as its factorization.

82875776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1642 (or 1630 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 50.

The square root of 82875776 is about 9103.6133485556. The cubic root of 82875776 is about 435.9893384594.

The spelling of 82875776 in words is "eighty-two million, eight hundred seventy-five thousand, seven hundred seventy-six".