812710034 has 8 divisors (see below), whose sum is σ = 1231135308. Its totient is φ = 402331600.

The previous prime is 812710033. The next prime is 812710049. The reversal of 812710034 is 430017218.

It can be written as a sum of positive squares in 2 ways, for example, as 809231809 + 3478225 = 28447^2 + 1865^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 812709985 and 812710012.

It is not an unprimeable number, because it can be changed into a prime (812710033) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2011457 + ... + 2011860.

Almost surely, 2^812710034 is an apocalyptic number.

812710034 is a deficient number, since it is larger than the sum of its proper divisors (418425274).

812710034 is a wasteful number, since it uses less digits than its factorization.

812710034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023420.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 812710034 is about 28508.0696294926. The cubic root of 812710034 is about 933.2081878409.

The spelling of 812710034 in words is "eight hundred twelve million, seven hundred ten thousand, thirty-four".