452987 has 4 divisors (see below), whose sum is σ = 459816. Its totient is φ = 446160.

The previous prime is 452983. The next prime is 452989. The reversal of 452987 is 789254.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 452987 - 2² = 452983 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452983) 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, 3314 + ... + 3447.

It is an arithmetic number, because the mean of its divisors is an integer number (114954).

2⁴⁵²⁹⁸⁷ is an apocalyptic number.

452987 is a deficient number, since it is larger than the sum of its proper divisors (6829).

452987 is an equidigital number, since it uses as much as digits as its factorization.

452987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828.

The product of its digits is 20160, while the sum is 35.

The square root of 452987 is about 673.0430892595. The cubic root of 452987 is about 76.8001225222.

The spelling of 452987 in words is "four hundred fifty-two thousand, nine hundred eighty-seven".