730791936 has 272 divisors, whose sum is σ = 2516563200. Its totient is φ = 205258752.

The previous prime is 730791907. The next prime is 730791947. The reversal of 730791936 is 639197037.

It is a junction number, because it is equal to n+sod(n) for n = 730791891 and 730791900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12386275 + ... + 12386333.

Almost surely, 2^730791936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 730791936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1258281600).

730791936 is an abundant number, since it is smaller than the sum of its proper divisors (1785771264).

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

730791936 is an frugal number, since it uses more digits than its factorization.

730791936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 45.

The square root of 730791936 is about 27033.1636328418. The cubic root of 730791936 is about 900.7368188332.

The spelling of 730791936 in words is "seven hundred thirty million, seven hundred ninety-one thousand, nine hundred thirty-six".