452819 has 4 divisors (see below), whose sum is σ = 459096. Its totient is φ = 446544.

The previous prime is 452813. The next prime is 452821. The reversal of 452819 is 918254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 918254 = 2 ⋅459127.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452819 is a prime.

It is a super-2 number, since 2×452819² = 410090093522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452791 and 452800.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 452819.

It is not an unprimeable number, because it can be changed into a prime (452813) 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, 3029 + ... + 3174.

It is an arithmetic number, because the mean of its divisors is an integer number (114774).

2⁴⁵²⁸¹⁹ is an apocalyptic number.

452819 is a deficient number, since it is larger than the sum of its proper divisors (6277).

452819 is an equidigital number, since it uses as much as digits as its factorization.

452819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6276.

The product of its digits is 2880, while the sum is 29.

The square root of 452819 is about 672.9182714119. The cubic root of 452819 is about 76.7906270209.

The spelling of 452819 in words is "four hundred fifty-two thousand, eight hundred nineteen".