813424318 has 8 divisors (see below), whose sum is σ = 1394441712. Its totient is φ = 348610416.

The previous prime is 813424307. The next prime is 813424343.

813424318 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×813424318² = 1323318242227530248, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29050855 + ... + 29050882.

It is an arithmetic number, because the mean of its divisors is an integer number (174305214).

Almost surely, 2^813424318 is an apocalyptic number.

813424318 is a deficient number, since it is larger than the sum of its proper divisors (581017394).

813424318 is a wasteful number, since it uses less digits than its factorization.

813424318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58101746.

The product of its digits is 18432, while the sum is 34.

The square root of 813424318 is about 28520.5946291447. The cubic root of 813424318 is about 933.4815040554.

The spelling of 813424318 in words is "eight hundred thirteen million, four hundred twenty-four thousand, three hundred eighteen".