730032331 has 6 divisors (see below), whose sum is σ = 849221340. Its totient is φ = 625741956.

The previous prime is 730032287. The next prime is 730032337. The reversal of 730032331 is 133230037.

730032331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 730032331 - 2⁷ = 730032203 is a prime.

It is a super-2 number, since 2×730032331² = 1065894408610587122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730032337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7449261 + ... + 7449358.

It is an arithmetic number, because the mean of its divisors is an integer number (141536890).

Almost surely, 2^730032331 is an apocalyptic number.

730032331 is a deficient number, since it is larger than the sum of its proper divisors (119189009).

730032331 is a wasteful number, since it uses less digits than its factorization.

730032331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14898633 (or 14898626 counting only the distinct ones).

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

The square root of 730032331 is about 27019.1104775860. The cubic root of 730032331 is about 900.4246271980.

Adding to 730032331 its reverse (133230037), we get a palindrome (863262368).

The spelling of 730032331 in words is "seven hundred thirty million, thirty-two thousand, three hundred thirty-one".