455242 has 16 divisors (see below), whose sum is σ = 725760. Its totient is φ = 213808.

The previous prime is 455237. The next prime is 455261. The reversal of 455242 is 242554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2643 + ... + 2809.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2⁴⁵⁵²⁴² is an apocalyptic number.

455242 is a deficient number, since it is larger than the sum of its proper divisors (270518).

455242 is a wasteful number, since it uses less digits than its factorization.

455242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245.

The product of its digits is 1600, while the sum is 22.

The square root of 455242 is about 674.7162366506. The cubic root of 455242 is about 76.9273503780.

Adding to 455242 its reverse (242554), we get a palindrome (697796).

The spelling of 455242 in words is "four hundred fifty-five thousand, two hundred forty-two".