730328430 has 96 divisors (see below), whose sum is σ = 1980827136. Its totient is φ = 171929472.

The previous prime is 730328429. The next prime is 730328503. The reversal of 730328430 is 34823037.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113479 + ... + 119741.

It is an arithmetic number, because the mean of its divisors is an integer number (20633616).

Almost surely, 2^730328430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 730328430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (990413568).

730328430 is an abundant number, since it is smaller than the sum of its proper divisors (1250498706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

730328430 is a wasteful number, since it uses less digits than its factorization.

730328430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6322 (or 6309 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 730328430 is about 27024.5893585823. The cubic root of 730328430 is about 900.5463472837.

The spelling of 730328430 in words is "seven hundred thirty million, three hundred twenty-eight thousand, four hundred thirty".