425726 has 16 divisors (see below), whose sum is σ = 746496. Its totient is φ = 178296.

The previous prime is 425713. The next prime is 425779. The reversal of 425726 is 627524.

It is a d-powerful number, because it can be written as 4⁸ + 2⁵ + 7² + 5⁷ + 2¹¹ + 6⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 425695 and 425704.

It is a congruent number.

It is an unprimeable number.

425726 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 7 ways as a sum of consecutive naturals, for example, 335 + ... + 981.

It is an arithmetic number, because the mean of its divisors is an integer number (46656).

2⁴²⁵⁷²⁶ is an apocalyptic number.

425726 is a deficient number, since it is larger than the sum of its proper divisors (320770).

425726 is a wasteful number, since it uses less digits than its factorization.

425726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703.

The product of its digits is 3360, while the sum is 26.

The square root of 425726 is about 652.4768195116. The cubic root of 425726 is about 75.2275165259.

The spelling of 425726 in words is "four hundred twenty-five thousand, seven hundred twenty-six".