730272 has 24 divisors (see below), whose sum is σ = 1917216. Its totient is φ = 243392.

The previous prime is 730253. The next prime is 730277. The reversal of 730272 is 272037.

It is a tau number, because it is divible by the number of its divisors (24).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730272.

It is not an unprimeable number, because it can be changed into a prime (730277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3708 + ... + 3899.

It is an arithmetic number, because the mean of its divisors is an integer number (79884).

2⁷³⁰²⁷² is an apocalyptic number.

It is an amenable number.

730272 is an abundant number, since it is smaller than the sum of its proper divisors (1186944).

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

730272 is a wasteful number, since it uses less digits than its factorization.

730272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7620 (or 7612 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 730272 is about 854.5595356674. The cubic root of 730272 is about 90.0523152633.

The spelling of 730272 in words is "seven hundred thirty thousand, two hundred seventy-two".