452439 has 16 divisors (see below), whose sum is σ = 722400. Its totient is φ = 278208.

The previous prime is 452401. The next prime is 452443. The reversal of 452439 is 934254.

It is not a de Polignac number, because 452439 - 2¹¹ = 450391 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452239) 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 15 ways as a sum of consecutive naturals, for example, 294 + ... + 995.

It is an arithmetic number, because the mean of its divisors is an integer number (45150).

2⁴⁵²⁴³⁹ is an apocalyptic number.

452439 is a deficient number, since it is larger than the sum of its proper divisors (269961).

452439 is a wasteful number, since it uses less digits than its factorization.

452439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311 (or 1305 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 452439 is about 672.6358598826. The cubic root of 452439 is about 76.7691404338.

The spelling of 452439 in words is "four hundred fifty-two thousand, four hundred thirty-nine".