723005 has 8 divisors (see below), whose sum is σ = 905472. Its totient is φ = 553168.

The previous prime is 722983. The next prime is 723029. The reversal of 723005 is 500327.

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 723005 - 2⁸ = 722749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3029 + ... + 3258.

It is an arithmetic number, because the mean of its divisors is an integer number (113184).

2⁷²³⁰⁰⁵ is an apocalyptic number.

It is an amenable number.

723005 is a deficient number, since it is larger than the sum of its proper divisors (182467).

723005 is a wasteful number, since it uses less digits than its factorization.

723005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6315.

The product of its (nonzero) digits is 210, while the sum is 17.

The square root of 723005 is about 850.2970069335. The cubic root of 723005 is about 89.7526127994.

The spelling of 723005 in words is "seven hundred twenty-three thousand, five".