82078803 has 24 divisors (see below), whose sum is σ = 125158800. Its totient is φ = 51689664.

The previous prime is 82078751. The next prime is 82078807. The reversal of 82078803 is 30887028.

It is not a de Polignac number, because 82078803 - 2⁶ = 82078739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82078807) 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 23 ways as a sum of consecutive naturals, for example, 115413 + ... + 116121.

It is an arithmetic number, because the mean of its divisors is an integer number (5214950).

Almost surely, 2^82078803 is an apocalyptic number.

82078803 is a deficient number, since it is larger than the sum of its proper divisors (43079997).

82078803 is a wasteful number, since it uses less digits than its factorization.

82078803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411 (or 1408 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 82078803 is about 9059.7352610327. The cubic root of 82078803 is about 434.5872740089.

The spelling of 82078803 in words is "eighty-two million, seventy-eight thousand, eight hundred three".