425850 has 48 divisors (see below), whose sum is σ = 1124928. Its totient is φ = 106240.

The previous prime is 425839. The next prime is 425851. The reversal of 425850 is 58524.

425850 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 4⁷ + 2¹⁷ + 8⁶ + 5⁴ + 5⁶ + 0 .

It is a self number, because there is not a number n which added to its sum of digits gives 425850.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 425850.

It is not an unprimeable number, because it can be changed into a prime (425851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2467 + ... + 2633.

It is an arithmetic number, because the mean of its divisors is an integer number (23436).

2⁴²⁵⁸⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (562464).

425850 is an abundant number, since it is smaller than the sum of its proper divisors (699078).

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

425850 is a wasteful number, since it uses less digits than its factorization.

425850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 425850 is about 652.5718351262. The cubic root of 425850 is about 75.2348195851.

It can be divided in two parts, 425 and 850, that added together give a triangular number (1275 = T₅₀).

The spelling of 425850 in words is "four hundred twenty-five thousand, eight hundred fifty".