730346647 has 8 divisors (see below), whose sum is σ = 736772096. Its totient is φ = 723931992.

The previous prime is 730346629. The next prime is 730346651. The reversal of 730346647 is 746643037.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-730346647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730346627) 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, 194098 + ... + 197824.

It is an arithmetic number, because the mean of its divisors is an integer number (92096512).

Almost surely, 2^730346647 is an apocalyptic number.

730346647 is a deficient number, since it is larger than the sum of its proper divisors (6425449).

730346647 is a wasteful number, since it uses less digits than its factorization.

730346647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5397.

The product of its (nonzero) digits is 254016, while the sum is 40.

The square root of 730346647 is about 27024.9264013799. The cubic root of 730346647 is about 900.5538348358.

The spelling of 730346647 in words is "seven hundred thirty million, three hundred forty-six thousand, six hundred forty-seven".