730706 has 8 divisors (see below), whose sum is σ = 1100784. Its totient is φ = 363780.

The previous prime is 730679. The next prime is 730727. The reversal of 730706 is 607037.

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

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730706.

It is an unprimeable number.

730706 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80 + ... + 1211.

It is an arithmetic number, because the mean of its divisors is an integer number (137598).

2⁷³⁰⁷⁰⁶ is an apocalyptic number.

730706 is a deficient number, since it is larger than the sum of its proper divisors (370078).

730706 is a wasteful number, since it uses less digits than its factorization.

730706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576.

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 730706 is about 854.8134299366. The cubic root of 730706 is about 90.0701510674.

The spelling of 730706 in words is "seven hundred thirty thousand, seven hundred six".