727406668 has 12 divisors (see below), whose sum is σ = 1273159552. Its totient is φ = 363646800.

The previous prime is 727406663. The next prime is 727406689. The reversal of 727406668 is 866604727.

727406668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (727406663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30421 + ... + 48787.

Almost surely, 2^727406668 is an apocalyptic number.

It is an amenable number.

727406668 is a deficient number, since it is larger than the sum of its proper divisors (545752884).

727406668 is a wasteful number, since it uses less digits than its factorization.

727406668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28272 (or 28270 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 727406668 is about 26970.4777117499. The cubic root of 727406668 is about 899.3438295356.

The spelling of 727406668 in words is "seven hundred twenty-seven million, four hundred six thousand, six hundred sixty-eight".