727320365 has 4 divisors (see below), whose sum is σ = 872784444. Its totient is φ = 581856288.

The previous prime is 727320343. The next prime is 727320383. The reversal of 727320365 is 563023727.

727320365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 93741124 + 633579241 = 9682^2 + 25171^2 .

It is a cyclic number.

It is not a de Polignac number, because 727320365 - 2²⁴ = 710543149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72732032 + ... + 72732041.

It is an arithmetic number, because the mean of its divisors is an integer number (218196111).

Almost surely, 2^727320365 is an apocalyptic number.

It is an amenable number.

727320365 is a deficient number, since it is larger than the sum of its proper divisors (145464079).

727320365 is a wasteful number, since it uses less digits than its factorization.

727320365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145464078.

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 727320365 is about 26968.8777111692. The cubic root of 727320365 is about 899.3082606469.

The spelling of 727320365 in words is "seven hundred twenty-seven million, three hundred twenty thousand, three hundred sixty-five".