730564025 has 6 divisors (see below), whose sum is σ = 905899422. Its totient is φ = 584451200.

The previous prime is 730564013. The next prime is 730564049. The reversal of 730564025 is 520465037.

It can be written as a sum of positive squares in 3 ways, for example, as 163123984 + 567440041 = 12772^2 + 23821^2 .

It is not a de Polignac number, because 730564025 - 2⁶ = 730563961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 730563982 and 730564000.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14611256 + ... + 14611305.

It is an arithmetic number, because the mean of its divisors is an integer number (150983237).

Almost surely, 2^730564025 is an apocalyptic number.

It is an amenable number.

730564025 is a deficient number, since it is larger than the sum of its proper divisors (175335397).

730564025 is a wasteful number, since it uses less digits than its factorization.

730564025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29222571 (or 29222566 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 730564025 is about 27028.9479077525. The cubic root of 730564025 is about 900.6431719443.

The spelling of 730564025 in words is "seven hundred thirty million, five hundred sixty-four thousand, twenty-five".