730033321 has 8 divisors (see below), whose sum is σ = 733138560. Its totient is φ = 726934752.

The previous prime is 730033313. The next prime is 730033351. The reversal of 730033321 is 123330037.

730033321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 730033321 - 2³ = 730033313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 730033292 and 730033301.

It is not an unprimeable number, because it can be changed into a prime (730033301) 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, 380661 + ... + 382573.

It is an arithmetic number, because the mean of its divisors is an integer number (91642320).

Almost surely, 2^730033321 is an apocalyptic number.

It is an amenable number.

730033321 is a deficient number, since it is larger than the sum of its proper divisors (3105239).

730033321 is a wasteful number, since it uses less digits than its factorization.

730033321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335.

The product of its (nonzero) digits is 1134, while the sum is 22.

The square root of 730033321 is about 27019.1287979461. The cubic root of 730033321 is about 900.4250342211.

Adding to 730033321 its reverse (123330037), we get a palindrome (853363358).

The spelling of 730033321 in words is "seven hundred thirty million, thirty-three thousand, three hundred twenty-one".