727676668 has 24 divisors (see below), whose sum is σ = 1398741120. Its totient is φ = 329701680.

The previous prime is 727676639. The next prime is 727676683. The reversal of 727676668 is 866676727.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206398 + ... + 209893.

It is an arithmetic number, because the mean of its divisors is an integer number (58280880).

Almost surely, 2^727676668 is an apocalyptic number.

It is an amenable number.

727676668 is a deficient number, since it is larger than the sum of its proper divisors (671064452).

727676668 is a wasteful number, since it uses less digits than its factorization.

727676668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416337 (or 416335 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 55.

The square root of 727676668 is about 26975.4827204260. The cubic root of 727676668 is about 899.4550890767.

The spelling of 727676668 in words is "seven hundred twenty-seven million, six hundred seventy-six thousand, six hundred sixty-eight".