450842 has 8 divisors (see below), whose sum is σ = 772896. Its totient is φ = 193212.

The previous prime is 450841. The next prime is 450847. The reversal of 450842 is 248054.

Added to its reverse (248054) it gives a square (698896 = 836²).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (450841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16088 + ... + 16115.

It is an arithmetic number, because the mean of its divisors is an integer number (96612).

2⁴⁵⁰⁸⁴² is an apocalyptic number.

450842 is a deficient number, since it is larger than the sum of its proper divisors (322054).

450842 is a wasteful number, since it uses less digits than its factorization.

450842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32212.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 450842 is about 671.4476896974. The cubic root of 450842 is about 76.6787084635.

Adding to 450842 its reverse (248054), we get a palindrome (698896).

The spelling of 450842 in words is "four hundred fifty thousand, eight hundred forty-two".