810334944 has 36 divisors (see below), whose sum is σ = 2304390816. Its totient is φ = 270111552.

The previous prime is 810334939. The next prime is 810334949. The reversal of 810334944 is 449433018.

It is an interprime number because it is at equal distance from previous prime (810334939) and next prime (810334949).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 810334899 and 810334908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (810334949) 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 5 ways as a sum of consecutive naturals, for example, 1406544 + ... + 1407119.

It is an arithmetic number, because the mean of its divisors is an integer number (64010856).

Almost surely, 2^810334944 is an apocalyptic number.

It is an amenable number.

810334944 is an abundant number, since it is smaller than the sum of its proper divisors (1494055872).

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

810334944 is a wasteful number, since it uses less digits than its factorization.

810334944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813679 (or 2813668 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 810334944 is about 28466.3826995985. The cubic root of 810334944 is about 932.2982215965.

The spelling of 810334944 in words is "eight hundred ten million, three hundred thirty-four thousand, nine hundred forty-four".