426550 has 24 divisors (see below), whose sum is σ = 837000. Its totient is φ = 161280.

The previous prime is 426541. The next prime is 426551. The reversal of 426550 is 55624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426551) by changing a digit.

426550 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 11 ways as a sum of consecutive naturals, for example, 726 + ... + 1174.

It is an arithmetic number, because the mean of its divisors is an integer number (34875).

2⁴²⁶⁵⁵⁰ is an apocalyptic number.

426550 is a deficient number, since it is larger than the sum of its proper divisors (410450).

426550 is a wasteful number, since it uses less digits than its factorization.

426550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 475 counting only the distinct ones).

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

The square root of 426550 is about 653.1079543230. The cubic root of 426550 is about 75.2760199639.

The spelling of 426550 in words is "four hundred twenty-six thousand, five hundred fifty".