452091 has 4 divisors (see below), whose sum is σ = 602792. Its totient is φ = 301392.

The previous prime is 452087. The next prime is 452131. The reversal of 452091 is 190254.

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

It is not a de Polignac number, because 452091 - 2² = 452087 is a prime.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (452041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75346 + ... + 75351.

It is an arithmetic number, because the mean of its divisors is an integer number (150698).

2⁴⁵²⁰⁹¹ is an apocalyptic number.

452091 is a deficient number, since it is larger than the sum of its proper divisors (150701).

452091 is a wasteful number, since it uses less digits than its factorization.

452091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150700.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 452091 is about 672.3771263212. The cubic root of 452091 is about 76.7494526870.

The spelling of 452091 in words is "four hundred fifty-two thousand, ninety-one".