726373 has 4 divisors (see below), whose sum is σ = 730368. Its totient is φ = 722380.

The previous prime is 726371. The next prime is 726377. The reversal of 726373 is 373627.

726373 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 373627 = 43 ⋅8689.

It is a cyclic number.

It is not a de Polignac number, because 726373 - 2¹ = 726371 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726371) 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, 1711 + ... + 2092.

It is an arithmetic number, because the mean of its divisors is an integer number (182592).

2⁷²⁶³⁷³ is an apocalyptic number.

It is an amenable number.

726373 is a deficient number, since it is larger than the sum of its proper divisors (3995).

726373 is a wasteful number, since it uses less digits than its factorization.

726373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3994.

The product of its digits is 5292, while the sum is 28.

The square root of 726373 is about 852.2751902995. The cubic root of 726373 is about 89.8917628866.

The spelling of 726373 in words is "seven hundred twenty-six thousand, three hundred seventy-three".