506723 has 8 divisors (see below), whose sum is σ = 583680. Its totient is φ = 430920.

The previous prime is 506699. The next prime is 506729. The reversal of 506723 is 327605.

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

It is not a de Polignac number, because 506723 - 2¹⁴ = 490339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1148 + ... + 1526.

It is an arithmetic number, because the mean of its divisors is an integer number (72960).

2⁵⁰⁶⁷²³ is an apocalyptic number.

506723 is a deficient number, since it is larger than the sum of its proper divisors (76957).

506723 is a wasteful number, since it uses less digits than its factorization.

506723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 506723 is about 711.8447864528. The cubic root of 506723 is about 79.7242065674.

The spelling of 506723 in words is "five hundred six thousand, seven hundred twenty-three".