739668 has 24 divisors (see below), whose sum is σ = 1759968. Its totient is φ = 241696.

The previous prime is 739649. The next prime is 739693. The reversal of 739668 is 866937.

It is a congruent number.

It is an unprimeable number.

739668 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 7 ways as a sum of consecutive naturals, for example, 55 + ... + 1217.

It is an arithmetic number, because the mean of its divisors is an integer number (73332).

2⁷³⁹⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

739668 is an abundant number, since it is smaller than the sum of its proper divisors (1020300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

739668 is a wasteful number, since it uses less digits than its factorization.

739668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223 (or 1221 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 739668 is about 860.0395339750. The cubic root of 739668 is about 90.4368881226.

The spelling of 739668 in words is "seven hundred thirty-nine thousand, six hundred sixty-eight".