730601345 has 8 divisors (see below), whose sum is σ = 898105320. Its totient is φ = 570225280.

The previous prime is 730601341. The next prime is 730601383. The reversal of 730601345 is 543106037.

It can be written as a sum of positive squares in 4 ways, for example, as 1385329 + 729216016 = 1177^2 + 27004^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 730601345 - 2² = 730601341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (730601341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1781750 + ... + 1782159.

It is an arithmetic number, because the mean of its divisors is an integer number (112263165).

Almost surely, 2^730601345 is an apocalyptic number.

It is an amenable number.

730601345 is a deficient number, since it is larger than the sum of its proper divisors (167503975).

730601345 is a wasteful number, since it uses less digits than its factorization.

730601345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3563955.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 730601345 is about 27029.6382698696. The cubic root of 730601345 is about 900.6585077805.

The spelling of 730601345 in words is "seven hundred thirty million, six hundred one thousand, three hundred forty-five".