813467966 has 4 divisors (see below), whose sum is σ = 1220201952. Its totient is φ = 406733982.

The previous prime is 813467959. The next prime is 813467999. The reversal of 813467966 is 669764318.

813467966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203366990 + ... + 203366993.

It is an arithmetic number, because the mean of its divisors is an integer number (305050488).

Almost surely, 2^813467966 is an apocalyptic number.

813467966 is a deficient number, since it is larger than the sum of its proper divisors (406733986).

813467966 is a wasteful number, since it uses less digits than its factorization.

813467966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406733985.

The product of its digits is 1306368, while the sum is 50.

The square root of 813467966 is about 28521.3598203171. The cubic root of 813467966 is about 933.4982004958.

The spelling of 813467966 in words is "eight hundred thirteen million, four hundred sixty-seven thousand, nine hundred sixty-six".