452609 has 4 divisors (see below), whose sum is σ = 454080. Its totient is φ = 451140.

The previous prime is 452597. The next prime is 452611. The reversal of 452609 is 906254.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77 + ... + 954.

It is an arithmetic number, because the mean of its divisors is an integer number (113520).

It is a Proth number, since it is equal to 221 ⋅ 2¹¹ + 1 and 221 < 2¹¹.

2⁴⁵²⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

452609 is a deficient number, since it is larger than the sum of its proper divisors (1471).

452609 is a wasteful number, since it uses less digits than its factorization.

452609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 452609 is about 672.7622165372. The cubic root of 452609 is about 76.7787543410.

The spelling of 452609 in words is "four hundred fifty-two thousand, six hundred nine".