730328401 has 8 divisors (see below), whose sum is σ = 804458304. Its totient is φ = 657487920.

The previous prime is 730328387. The next prime is 730328429. The reversal of 730328401 is 104823037.

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 730328401 - 2⁵ = 730328369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 730328401.

It is not an unprimeable number, because it can be changed into a prime (730328201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321166 + ... + 323431.

It is an arithmetic number, because the mean of its divisors is an integer number (100557288).

Almost surely, 2^730328401 is an apocalyptic number.

It is an amenable number.

730328401 is a deficient number, since it is larger than the sum of its proper divisors (74129903).

730328401 is a wasteful number, since it uses less digits than its factorization.

730328401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644711.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 730328401 is about 27024.5888220339. The cubic root of 730328401 is about 900.5463353640.

The spelling of 730328401 in words is "seven hundred thirty million, three hundred twenty-eight thousand, four hundred one".