456142 has 8 divisors (see below), whose sum is σ = 689832. Its totient is φ = 226200.

The previous prime is 456119. The next prime is 456149. The reversal of 456142 is 241654.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456149) 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 3 ways as a sum of consecutive naturals, for example, 609 + ... + 1132.

It is an arithmetic number, because the mean of its divisors is an integer number (86229).

2⁴⁵⁶¹⁴² is an apocalyptic number.

456142 is a deficient number, since it is larger than the sum of its proper divisors (233690).

456142 is a wasteful number, since it uses less digits than its factorization.

456142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874.

The product of its digits is 960, while the sum is 22.

The square root of 456142 is about 675.3828543871. The cubic root of 456142 is about 76.9780113747.

Adding to 456142 its reverse (241654), we get a palindrome (697796).

The spelling of 456142 in words is "four hundred fifty-six thousand, one hundred forty-two".