455629 has 4 divisors (see below), whose sum is σ = 457084. Its totient is φ = 454176.

The previous prime is 455627. The next prime is 455647. The reversal of 455629 is 926554.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 393129 + 62500 = 627^2 + 250^2 .

It is a cyclic number.

It is not a de Polignac number, because 455629 - 2¹ = 455627 is a prime.

It is a Duffinian number.

455629 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 455629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455627) 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, 42 + ... + 955.

It is an arithmetic number, because the mean of its divisors is an integer number (114271).

455629 is a Friedman number, since it can be written as 5*(9*5)^(6/2)+4, using all its digits and the basic arithmetic operations.

2⁴⁵⁵⁶²⁹ is an apocalyptic number.

It is an amenable number.

455629 is a deficient number, since it is larger than the sum of its proper divisors (1455).

455629 is an equidigital number, since it uses as much as digits as its factorization.

455629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454.

The product of its digits is 10800, while the sum is 31.

The square root of 455629 is about 675.0029629565. The cubic root of 455629 is about 76.9491427818.

The spelling of 455629 in words is "four hundred fifty-five thousand, six hundred twenty-nine".