814873944 has 32 divisors (see below), whose sum is σ = 2040030720. Its totient is φ = 271245216.

The previous prime is 814873909. The next prime is 814873949. The reversal of 814873944 is 449378418.

814873944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×814873944² = 1328039089220230272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 814873893 and 814873902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814873949) 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, 5904 + ... + 40799.

It is an arithmetic number, because the mean of its divisors is an integer number (63750960).

Almost surely, 2^814873944 is an apocalyptic number.

It is an amenable number.

814873944 is an abundant number, since it is smaller than the sum of its proper divisors (1225156776).

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

814873944 is a wasteful number, since it uses less digits than its factorization.

814873944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47439 (or 47435 counting only the distinct ones).

The product of its digits is 774144, while the sum is 48.

The square root of 814873944 is about 28545.9969873186. The cubic root of 814873944 is about 934.0357027132.

The spelling of 814873944 in words is "eight hundred fourteen million, eight hundred seventy-three thousand, nine hundred forty-four".