458042 has 16 divisors (see below), whose sum is σ = 752640. Its totient is φ = 207792.

The previous prime is 458039. The next prime is 458047. The reversal of 458042 is 240854.

Added to its reverse (240854) it gives a square (698896 = 836²).

It is a junction number, because it is equal to n+sod(n) for n = 457999 and 458017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (458047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1943 + ... + 2165.

It is an arithmetic number, because the mean of its divisors is an integer number (47040).

2⁴⁵⁸⁰⁴² is an apocalyptic number.

458042 is a deficient number, since it is larger than the sum of its proper divisors (294598).

458042 is a wasteful number, since it uses less digits than its factorization.

458042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317.

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

The square root of 458042 is about 676.7880022577. The cubic root of 458042 is about 77.0847439398.

Adding to 458042 its reverse (240854), we get a palindrome (698896).

The spelling of 458042 in words is "four hundred fifty-eight thousand, forty-two".