730239 has 8 divisors (see below), whose sum is σ = 994560. Its totient is φ = 476376.

The previous prime is 730237. The next prime is 730253. The reversal of 730239 is 932037.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 730239 - 2¹ = 730237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2449 + ... + 2730.

It is an arithmetic number, because the mean of its divisors is an integer number (124320).

2⁷³⁰²³⁹ is an apocalyptic number.

730239 is a deficient number, since it is larger than the sum of its proper divisors (264321).

730239 is a wasteful number, since it uses less digits than its factorization.

730239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5229.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 730239 is about 854.5402272567. The cubic root of 730239 is about 90.0509587956.

It can be divided in two parts, 730 and 239, that added together give a palindrome (969).

The spelling of 730239 in words is "seven hundred thirty thousand, two hundred thirty-nine".