727223028 has 48 divisors (see below), whose sum is σ = 1958484864. Its totient is φ = 205718400.

The previous prime is 727223011. The next prime is 727223047. The reversal of 727223028 is 820322727.

727223028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 727223028.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34375 + ... + 51342.

It is an arithmetic number, because the mean of its divisors is an integer number (40801768).

Almost surely, 2^727223028 is an apocalyptic number.

It is an amenable number.

727223028 is an abundant number, since it is smaller than the sum of its proper divisors (1231261836).

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

727223028 is a wasteful number, since it uses less digits than its factorization.

727223028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85832 (or 85830 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 727223028 is about 26967.0730336090. The cubic root of 727223028 is about 899.2681408329.

The spelling of 727223028 in words is "seven hundred twenty-seven million, two hundred twenty-three thousand, twenty-eight".