425056 has 24 divisors (see below), whose sum is σ = 861840. Its totient is φ = 206208.

The previous prime is 425039. The next prime is 425057. The reversal of 425056 is 650524.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425057) 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, 1005 + ... + 1363.

It is an arithmetic number, because the mean of its divisors is an integer number (35910).

2⁴²⁵⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430920).

425056 is an abundant number, since it is smaller than the sum of its proper divisors (436784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425056 is a wasteful number, since it uses less digits than its factorization.

425056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 425056 is about 651.9631891449. The cubic root of 425056 is about 75.1880318965.

The spelling of 425056 in words is "four hundred twenty-five thousand, fifty-six".