727697 has 8 divisors (see below), whose sum is σ = 786240. Its totient is φ = 671440.

The previous prime is 727691. The next prime is 727703. The reversal of 727697 is 796727.

It is an interprime number because it is at equal distance from previous prime (727691) and next prime (727703).

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

It is a cyclic number.

It is not a de Polignac number, because 727697 - 2⁶ = 727633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 727697.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (727691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122 + ... + 1212.

It is an arithmetic number, because the mean of its divisors is an integer number (98280).

2⁷²⁷⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

727697 is a deficient number, since it is larger than the sum of its proper divisors (58543).

727697 is a wasteful number, since it uses less digits than its factorization.

727697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143.

The product of its digits is 37044, while the sum is 38.

The square root of 727697 is about 853.0515810899. The cubic root of 727697 is about 89.9463466218.

The spelling of 727697 in words is "seven hundred twenty-seven thousand, six hundred ninety-seven".