723349 has 8 divisors (see below), whose sum is σ = 830880. Its totient is φ = 622800.

The previous prime is 723337. The next prime is 723353. The reversal of 723349 is 943327.

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 723349 - 2⁷ = 723221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723319) 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, 1522 + ... + 1939.

It is an arithmetic number, because the mean of its divisors is an integer number (103860).

2⁷²³³⁴⁹ is an apocalyptic number.

It is an amenable number.

723349 is a deficient number, since it is larger than the sum of its proper divisors (107531).

723349 is a wasteful number, since it uses less digits than its factorization.

723349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3491.

The product of its digits is 4536, while the sum is 28.

The square root of 723349 is about 850.4992651378. The cubic root of 723349 is about 89.7668450677.

The spelling of 723349 in words is "seven hundred twenty-three thousand, three hundred forty-nine".