458742 has 16 divisors (see below), whose sum is σ = 927792. Its totient is φ = 151200.

The previous prime is 458729. The next prime is 458747. The reversal of 458742 is 247854.

458742 is nontrivially palindromic in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (458747) by changing a digit.

458742 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, 228 + ... + 984.

It is an arithmetic number, because the mean of its divisors is an integer number (57987).

458742 is a Friedman number, since it can be written as 7*4^8+5*(2-4), using all its digits and the basic arithmetic operations.

2⁴⁵⁸⁷⁴² is an apocalyptic number.

458742 is an abundant number, since it is smaller than the sum of its proper divisors (469050).

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

458742 is a wasteful number, since it uses less digits than its factorization.

458742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863.

The product of its digits is 8960, while the sum is 30.

The square root of 458742 is about 677.3049534737. The cubic root of 458742 is about 77.1239920556.

The spelling of 458742 in words is "four hundred fifty-eight thousand, seven hundred forty-two".