726835 has 12 divisors (see below), whose sum is σ = 928368. Its totient is φ = 546176.

The previous prime is 726811. The next prime is 726839. The reversal of 726835 is 538627.

It is not a de Polignac number, because 726835 - 2⁷ = 726707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 726797 and 726806.

It is not an unprimeable number, because it can be changed into a prime (726839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1194 + ... + 1696.

It is an arithmetic number, because the mean of its divisors is an integer number (77364).

2⁷²⁶⁸³⁵ is an apocalyptic number.

726835 is a deficient number, since it is larger than the sum of its proper divisors (201533).

726835 is a wasteful number, since it uses less digits than its factorization.

726835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 525 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 726835 is about 852.5461864321. The cubic root of 726835 is about 89.9108170056.

The spelling of 726835 in words is "seven hundred twenty-six thousand, eight hundred thirty-five".