727873056 has 72 divisors (see below), whose sum is σ = 2136685824. Its totient is φ = 234794880.

The previous prime is 727873051. The next prime is 727873093. The reversal of 727873056 is 650378727.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (727873051) 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 11 ways as a sum of consecutive naturals, for example, 31836 + ... + 49691.

It is an arithmetic number, because the mean of its divisors is an integer number (29676192).

Almost surely, 2^727873056 is an apocalyptic number.

It is an amenable number.

727873056 is an abundant number, since it is smaller than the sum of its proper divisors (1408812768).

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

727873056 is a wasteful number, since it uses less digits than its factorization.

727873056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81574 (or 81563 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The square root of 727873056 is about 26979.1225950734. The cubic root of 727873056 is about 899.5359978582.

The spelling of 727873056 in words is "seven hundred twenty-seven million, eight hundred seventy-three thousand, fifty-six".