730232666 has 8 divisors (see below), whose sum is σ = 1124953140. Its totient is φ = 355248288.

The previous prime is 730232639. The next prime is 730232687. The reversal of 730232666 is 666232037.

It can be written as a sum of positive squares in 2 ways, for example, as 633780625 + 96452041 = 25175^2 + 9821^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4933931 + ... + 4934078.

Almost surely, 2^730232666 is an apocalyptic number.

730232666 is a deficient number, since it is larger than the sum of its proper divisors (394720474).

730232666 is a wasteful number, since it uses less digits than its factorization.

730232666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9868048.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 730232666 is about 27022.8175066924. The cubic root of 730232666 is about 900.5069843129.

The spelling of 730232666 in words is "seven hundred thirty million, two hundred thirty-two thousand, six hundred sixty-six".