450426 has 16 divisors (see below), whose sum is σ = 923328. Its totient is φ = 146400.

The previous prime is 450421. The next prime is 450431. The reversal of 450426 is 624054.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (450421) and next prime (450431).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 450426.

It is not an unprimeable number, because it can be changed into a prime (450421) by changing a digit.

450426 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, 670 + ... + 1161.

It is an arithmetic number, because the mean of its divisors is an integer number (57708).

2⁴⁵⁰⁴²⁶ is an apocalyptic number.

450426 is an abundant number, since it is smaller than the sum of its proper divisors (472902).

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

450426 is a wasteful number, since it uses less digits than its factorization.

450426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 450426 is about 671.1378397915. The cubic root of 450426 is about 76.6551169327.

The spelling of 450426 in words is "four hundred fifty thousand, four hundred twenty-six".