730670663 has 16 divisors (see below), whose sum is σ = 764539776. Its totient is φ = 697754400.

The previous prime is 730670657. The next prime is 730670683. The reversal of 730670663 is 366076037.

730670663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 730670663 - 2⁶ = 730670599 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 (730670653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359456 + ... + 361482.

It is an arithmetic number, because the mean of its divisors is an integer number (47783736).

Almost surely, 2^730670663 is an apocalyptic number.

730670663 is a deficient number, since it is larger than the sum of its proper divisors (33869113).

730670663 is a wasteful number, since it uses less digits than its factorization.

730670663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254.

The product of its (nonzero) digits is 95256, while the sum is 38.

The square root of 730670663 is about 27030.9204985698. The cubic root of 730670663 is about 900.6869911080.

The spelling of 730670663 in words is "seven hundred thirty million, six hundred seventy thousand, six hundred sixty-three".