450942 has 16 divisors (see below), whose sum is σ = 955152. Its totient is φ = 141440.

The previous prime is 450929. The next prime is 450943. The reversal of 450942 is 249054.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450943) by changing a digit.

450942 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, 2109 + ... + 2312.

It is an arithmetic number, because the mean of its divisors is an integer number (59697).

2⁴⁵⁰⁹⁴² is an apocalyptic number.

450942 is an abundant number, since it is smaller than the sum of its proper divisors (504210).

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

450942 is a wasteful number, since it uses less digits than its factorization.

450942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4443.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 450942 is about 671.5221515334. The cubic root of 450942 is about 76.6843773408.

Adding to 450942 its reverse (249054), we get a palindrome (699996).

The spelling of 450942 in words is "four hundred fifty thousand, nine hundred forty-two".