723696 has 20 divisors (see below), whose sum is σ = 1869672. Its totient is φ = 241216.

The previous prime is 723661. The next prime is 723721. The reversal of 723696 is 696327.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 723696.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7491 + ... + 7586.

2⁷²³⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

723696 is an abundant number, since it is smaller than the sum of its proper divisors (1145976).

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

723696 is a wasteful number, since it uses less digits than its factorization.

723696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15088 (or 15082 counting only the distinct ones).

The product of its digits is 13608, while the sum is 33.

The square root of 723696 is about 850.7032385033. The cubic root of 723696 is about 89.7811968839.

The spelling of 723696 in words is "seven hundred twenty-three thousand, six hundred ninety-six".