82775008 has 12 divisors (see below), whose sum is σ = 162963360. Its totient is φ = 41387488.

The previous prime is 82775003. The next prime is 82775009. The reversal of 82775008 is 80057728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82775003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1293328 + ... + 1293391.

It is an arithmetic number, because the mean of its divisors is an integer number (13580280).

Almost surely, 2^82775008 is an apocalyptic number.

It is an amenable number.

82775008 is a deficient number, since it is larger than the sum of its proper divisors (80188352).

82775008 is a wasteful number, since it uses less digits than its factorization.

82775008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2586729 (or 2586721 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 37.

The square root of 82775008 is about 9098.0771594882. The cubic root of 82775008 is about 435.8125614643.

The spelling of 82775008 in words is "eighty-two million, seven hundred seventy-five thousand, eight".