426750 has 32 divisors (see below), whose sum is σ = 1067040. Its totient is φ = 113600.

The previous prime is 426743. The next prime is 426757. The reversal of 426750 is 57624.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (426743) and next prime (426757).

It is a self number, because there is not a number n which added to its sum of digits gives 426750.

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 426750.

It is not an unprimeable number, because it can be changed into a prime (426757) 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 15 ways as a sum of consecutive naturals, for example, 466 + ... + 1034.

It is an arithmetic number, because the mean of its divisors is an integer number (33345).

2⁴²⁶⁷⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (533520).

426750 is an abundant number, since it is smaller than the sum of its proper divisors (640290).

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

426750 is a wasteful number, since it uses less digits than its factorization.

426750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589 (or 579 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 426750 is about 653.2610504232. The cubic root of 426750 is about 75.2877832207.

It can be divided in two parts, 426 and 750, that added together give a triangular number (1176 = T₄₈).

The spelling of 426750 in words is "four hundred twenty-six thousand, seven hundred fifty".