726233 has 4 divisors (see below), whose sum is σ = 743988. Its totient is φ = 708480.

The previous prime is 726221. The next prime is 726287. The reversal of 726233 is 332627.

726233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332627 = 139 ⋅2393.

It can be written as a sum of positive squares in 2 ways, for example, as 350464 + 375769 = 592^2 + 613^2 .

It is not a de Polignac number, because 726233 - 2⁶ = 726169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 726199 and 726208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8816 + ... + 8897.

It is an arithmetic number, because the mean of its divisors is an integer number (185997).

2⁷²⁶²³³ is an apocalyptic number.

It is an amenable number.

726233 is a deficient number, since it is larger than the sum of its proper divisors (17755).

726233 is a wasteful number, since it uses less digits than its factorization.

726233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17754.

The product of its digits is 1512, while the sum is 23.

The square root of 726233 is about 852.1930532456. The cubic root of 726233 is about 89.8859873161.

It can be divided in two parts, 726 and 233, that added together give a palindrome (959).

The spelling of 726233 in words is "seven hundred twenty-six thousand, two hundred thirty-three".