812034949 has 16 divisors (see below), whose sum is σ = 892684800. Its totient is φ = 732550000.

The previous prime is 812034907. The next prime is 812034973. The reversal of 812034949 is 949430218.

It is a cyclic number.

It is not a de Polignac number, because 812034949 - 2⁹ = 812034437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (812034049) 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, 1355352 + ... + 1355950.

It is an arithmetic number, because the mean of its divisors is an integer number (55792800).

Almost surely, 2^812034949 is an apocalyptic number.

It is an amenable number.

812034949 is a deficient number, since it is larger than the sum of its proper divisors (80649851).

812034949 is a wasteful number, since it uses less digits than its factorization.

812034949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 812034949 is about 28496.2269256826. The cubic root of 812034949 is about 932.9497236324.

The spelling of 812034949 in words is "eight hundred twelve million, thirty-four thousand, nine hundred forty-nine".