456449 has 8 divisors (see below), whose sum is σ = 525888. Its totient is φ = 388080.

The previous prime is 456439. The next prime is 456451. The reversal of 456449 is 944654.

It is a happy number.

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

It is not a de Polignac number, because 456449 - 2⁸ = 456193 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 456449.

It is not an unprimeable number, because it can be changed into a prime (456409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1214 + ... + 1544.

It is an arithmetic number, because the mean of its divisors is an integer number (65736).

2⁴⁵⁶⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

456449 is a deficient number, since it is larger than the sum of its proper divisors (69439).

456449 is a wasteful number, since it uses less digits than its factorization.

456449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535.

The product of its digits is 17280, while the sum is 32.

The square root of 456449 is about 675.6100946552. The cubic root of 456449 is about 76.9952771602.

The spelling of 456449 in words is "four hundred fifty-six thousand, four hundred forty-nine".