723933 has 12 divisors (see below), whose sum is σ = 1195168. Its totient is φ = 413640.

The previous prime is 723923. The next prime is 723949. The reversal of 723933 is 339327.

It is not a de Polignac number, because 723933 - 2⁴ = 723917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 723897 and 723906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5683 + ... + 5808.

2⁷²³⁹³³ is an apocalyptic number.

It is an amenable number.

723933 is a deficient number, since it is larger than the sum of its proper divisors (471235).

723933 is a wasteful number, since it uses less digits than its factorization.

723933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11504 (or 11501 counting only the distinct ones).

The product of its digits is 3402, while the sum is 27.

The square root of 723933 is about 850.8425236200. The cubic root of 723933 is about 89.7909964965.

It can be divided in two parts, 72 and 3933, that added together give a triangular number (4005 = T₈₉).

The spelling of 723933 in words is "seven hundred twenty-three thousand, nine hundred thirty-three".