456443 has 4 divisors (see below), whose sum is σ = 491568. Its totient is φ = 421320.

The previous prime is 456439. The next prime is 456451. The reversal of 456443 is 344654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 456443 - 2² = 456439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456403) 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, 17543 + ... + 17568.

It is an arithmetic number, because the mean of its divisors is an integer number (122892).

2⁴⁵⁶⁴⁴³ is an apocalyptic number.

456443 is a deficient number, since it is larger than the sum of its proper divisors (35125).

456443 is a wasteful number, since it uses less digits than its factorization.

456443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35124.

The product of its digits is 5760, while the sum is 26.

The square root of 456443 is about 675.6056542096. The cubic root of 456443 is about 76.9949397923.

The spelling of 456443 in words is "four hundred fifty-six thousand, four hundred forty-three".