813358082 has 16 divisors (see below), whose sum is σ = 1250726400. Its totient is φ = 396464160.

The previous prime is 813358069. The next prime is 813358093. The reversal of 813358082 is 280853318.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 141419 + ... + 147057.

It is an arithmetic number, because the mean of its divisors is an integer number (78170400).

Almost surely, 2^813358082 is an apocalyptic number.

813358082 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

813358082 is a deficient number, since it is larger than the sum of its proper divisors (437368318).

813358082 is a wasteful number, since it uses less digits than its factorization.

813358082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7441.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 813358082 is about 28519.4334095192. The cubic root of 813358082 is about 933.4561660049.

The spelling of 813358082 in words is "eight hundred thirteen million, three hundred fifty-eight thousand, eighty-two".