813422082 has 32 divisors (see below), whose sum is σ = 1831993344. Its totient is φ = 238539600.

The previous prime is 813422041. The next prime is 813422101. The reversal of 813422082 is 280224318.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196738 + ... + 200829.

It is an arithmetic number, because the mean of its divisors is an integer number (57249792).

Almost surely, 2^813422082 is an apocalyptic number.

813422082 is an abundant number, since it is smaller than the sum of its proper divisors (1018571262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

813422082 is a wasteful number, since it uses less digits than its factorization.

813422082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397614.

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 813422082 is about 28520.5554293741. Note that the first 3 decimals coincide. The cubic root of 813422082 is about 933.4806487139.

The spelling of 813422082 in words is "eight hundred thirteen million, four hundred twenty-two thousand, eighty-two".