726335 has 4 divisors (see below), whose sum is σ = 871608. Its totient is φ = 581064.

The previous prime is 726331. The next prime is 726337. The reversal of 726335 is 533627.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 533627 = 263 ⋅2029.

It is a cyclic number.

It is not a de Polignac number, because 726335 - 2² = 726331 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726331) 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, 72629 + ... + 72638.

It is an arithmetic number, because the mean of its divisors is an integer number (217902).

2⁷²⁶³³⁵ is an apocalyptic number.

726335 is a deficient number, since it is larger than the sum of its proper divisors (145273).

726335 is a wasteful number, since it uses less digits than its factorization.

726335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145272.

The product of its digits is 3780, while the sum is 26.

The square root of 726335 is about 852.2528967390. The cubic root of 726335 is about 89.8901953051.

The spelling of 726335 in words is "seven hundred twenty-six thousand, three hundred thirty-five".