730365 has 32 divisors (see below), whose sum is σ = 1278720. Its totient is φ = 354816.

The previous prime is 730363. The next prime is 730397. The reversal of 730365 is 563037.

It is not a de Polignac number, because 730365 - 2¹ = 730363 is a prime.

It is a Curzon number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730365.

It is not an unprimeable number, because it can be changed into a prime (730363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9969 + ... + 10041.

It is an arithmetic number, because the mean of its divisors is an integer number (39960).

2⁷³⁰³⁶⁵ is an apocalyptic number.

It is an amenable number.

730365 is a deficient number, since it is larger than the sum of its proper divisors (548355).

730365 is a wasteful number, since it uses less digits than its factorization.

730365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133.

The product of its (nonzero) digits is 1890, while the sum is 24.

The square root of 730365 is about 854.6139479320. The cubic root of 730365 is about 90.0561378161.

The spelling of 730365 in words is "seven hundred thirty thousand, three hundred sixty-five".