812340035 has 16 divisors (see below), whose sum is σ = 1050760704. Its totient is φ = 599329152.

The previous prime is 812340031. The next prime is 812340037. The reversal of 812340035 is 530043218.

It is a cyclic number.

It is not a de Polignac number, because 812340035 - 2² = 812340031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 812339986 and 812340013.

It is not an unprimeable number, because it can be changed into a prime (812340031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73694 + ... + 83996.

It is an arithmetic number, because the mean of its divisors is an integer number (65672544).

Almost surely, 2^812340035 is an apocalyptic number.

812340035 is a deficient number, since it is larger than the sum of its proper divisors (238420669).

812340035 is a wasteful number, since it uses less digits than its factorization.

812340035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11534.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 812340035 is about 28501.5795176338. The cubic root of 812340035 is about 933.0665471186.

The spelling of 812340035 in words is "eight hundred twelve million, three hundred forty thousand, thirty-five".