726034272 has 24 divisors (see below), whose sum is σ = 1905840216. Its totient is φ = 242011392.

The previous prime is 726034271. The next prime is 726034297. The reversal of 726034272 is 272430627.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726034271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3781333 + ... + 3781524.

It is an arithmetic number, because the mean of its divisors is an integer number (79410009).

Almost surely, 2^726034272 is an apocalyptic number.

It is an amenable number.

726034272 is an abundant number, since it is smaller than the sum of its proper divisors (1179805944).

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

726034272 is a wasteful number, since it uses less digits than its factorization.

726034272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7562870 (or 7562862 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 726034272 is about 26945.0231397191. The cubic root of 726034272 is about 898.7778770152. Note that the first 3 decimals are identical.

Adding to 726034272 its reverse (272430627), we get a palindrome (998464899).

The spelling of 726034272 in words is "seven hundred twenty-six million, thirty-four thousand, two hundred seventy-two".