455709 has 4 divisors (see below), whose sum is σ = 607616. Its totient is φ = 303804.

The previous prime is 455701. The next prime is 455711. The reversal of 455709 is 907554.

455709 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 455709 - 2³ = 455701 is a prime.

It is a D-number.

It is a Duffinian number.

455709 is strictly pandigital in base 7.

It is a Curzon number.

455709 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 455709.

It is not an unprimeable number, because it can be changed into a prime (455701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75949 + ... + 75954.

It is an arithmetic number, because the mean of its divisors is an integer number (151904).

2⁴⁵⁵⁷⁰⁹ is an apocalyptic number.

It is an amenable number.

455709 is a deficient number, since it is larger than the sum of its proper divisors (151907).

455709 is a wasteful number, since it uses less digits than its factorization.

455709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151906.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 455709 is about 675.0622193546. The cubic root of 455709 is about 76.9536461322.

The spelling of 455709 in words is "four hundred fifty-five thousand, seven hundred nine".