452147 has 4 divisors (see below), whose sum is σ = 453720. Its totient is φ = 450576.

The previous prime is 452131. The next prime is 452159. The reversal of 452147 is 741254.

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 452147 - 2⁴ = 452131 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 (412147) 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, 218 + ... + 975.

It is an arithmetic number, because the mean of its divisors is an integer number (113430).

2⁴⁵²¹⁴⁷ is an apocalyptic number.

452147 is a deficient number, since it is larger than the sum of its proper divisors (1573).

452147 is a wasteful number, since it uses less digits than its factorization.

452147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572.

The product of its digits is 1120, while the sum is 23.

The square root of 452147 is about 672.4187683282. The cubic root of 452147 is about 76.7526215121.

The spelling of 452147 in words is "four hundred fifty-two thousand, one hundred forty-seven".