813034212 has 24 divisors (see below), whose sum is σ = 1916640096. Its totient is φ = 268217088.

The previous prime is 813034193. The next prime is 813034217. The reversal of 813034212 is 212430318.

It is a super-2 number, since 2×813034212² = 1322049259764921888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (813034217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348078 + ... + 350405.

It is an arithmetic number, because the mean of its divisors is an integer number (79860004).

Almost surely, 2^813034212 is an apocalyptic number.

It is an amenable number.

813034212 is an abundant number, since it is smaller than the sum of its proper divisors (1103605884).

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

813034212 is a wasteful number, since it uses less digits than its factorization.

813034212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698587 (or 698585 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 813034212 is about 28513.7547860677. The cubic root of 813034212 is about 933.3322523230.

The spelling of 813034212 in words is "eight hundred thirteen million, thirty-four thousand, two hundred twelve".