452669 has 4 divisors (see below), whose sum is σ = 517344. Its totient is φ = 387996.

The previous prime is 452633. The next prime is 452671. The reversal of 452669 is 966254.

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, and also an emirpimes, since its reverse is a distinct semiprime: 966254 = 2 ⋅483127.

It is a de Polignac number, because none of the positive numbers 2^k-452669 is a prime.

It is a super-2 number, since 2×452669² = 409818447122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32327 + ... + 32340.

It is an arithmetic number, because the mean of its divisors is an integer number (129336).

2⁴⁵²⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

452669 is a deficient number, since it is larger than the sum of its proper divisors (64675).

452669 is an equidigital number, since it uses as much as digits as its factorization.

452669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64674.

The product of its digits is 12960, while the sum is 32.

The square root of 452669 is about 672.8068073377. The cubic root of 452669 is about 76.7821469099.

The spelling of 452669 in words is "four hundred fifty-two thousand, six hundred sixty-nine".