730786576 has 40 divisors (see below), whose sum is σ = 1538851160. Its totient is φ = 334181376.

The previous prime is 730786571. The next prime is 730786579. The reversal of 730786576 is 675687037.

730786576 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 121881600 + 608904976 = 11040^2 + 24676^2 .

It is not an unprimeable number, because it can be changed into a prime (730786571) 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, 6556 + ... + 38788.

It is an arithmetic number, because the mean of its divisors is an integer number (38471279).

Almost surely, 2^730786576 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 730786576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (769425580).

730786576 is an abundant number, since it is smaller than the sum of its proper divisors (808064584).

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

730786576 is a wasteful number, since it uses less digits than its factorization.

730786576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32363 (or 32357 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 49.

The square root of 730786576 is about 27033.0644951696. The cubic root of 730786576 is about 900.7346166737.

The spelling of 730786576 in words is "seven hundred thirty million, seven hundred eighty-six thousand, five hundred seventy-six".