730575000 has 288 divisors, whose sum is σ = 2632331520. Its totient is φ = 182400000.

The previous prime is 730574981. The next prime is 730575037. The reversal of 730575000 is 575037.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3824905 + ... + 3825095.

It is an arithmetic number, because the mean of its divisors is an integer number (9140040).

Almost surely, 2^730575000 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 730575000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1316165760).

730575000 is an abundant number, since it is smaller than the sum of its proper divisors (1901756520).

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

730575000 is a wasteful number, since it uses less digits than its factorization.

730575000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 3675, while the sum is 27.

The square root of 730575000 is about 27029.1509300607. The cubic root of 730575000 is about 900.6476819342.

The spelling of 730575000 in words is "seven hundred thirty million, five hundred seventy-five thousand".