920726 has 8 divisors (see below), whose sum is σ = 1385184. Its totient is φ = 459000.

The previous prime is 920707. The next prime is 920729. The reversal of 920726 is 627029.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 920695 and 920704.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 920726.

It is not an unprimeable number, because it can be changed into a prime (920729) by changing a digit.

920726 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 851 + ... + 1601.

It is an arithmetic number, because the mean of its divisors is an integer number (173148).

2⁹²⁰⁷²⁶ is an apocalyptic number.

920726 is a deficient number, since it is larger than the sum of its proper divisors (464458).

920726 is a wasteful number, since it uses less digits than its factorization.

920726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 920726 is about 959.5446836912. The cubic root of 920726 is about 97.2844592101.

The spelling of 920726 in words is "nine hundred twenty thousand, seven hundred twenty-six".