452561 has 4 divisors (see below), whose sum is σ = 476400. Its totient is φ = 428724.

The previous prime is 452549. The next prime is 452579. The reversal of 452561 is 165254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 452561 - 2⁶ = 452497 is a prime.

It is a super-2 number, since 2×452561² = 409622917442, which contains 22 as substring.

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

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (452521) 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, 11891 + ... + 11928.

It is an arithmetic number, because the mean of its divisors is an integer number (119100).

2⁴⁵²⁵⁶¹ is an apocalyptic number.

It is an amenable number.

452561 is a deficient number, since it is larger than the sum of its proper divisors (23839).

452561 is a wasteful number, since it uses less digits than its factorization.

452561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23838.

The product of its digits is 1200, while the sum is 23.

The square root of 452561 is about 672.7265417686. The cubic root of 452561 is about 76.7760400699.

The spelling of 452561 in words is "four hundred fifty-two thousand, five hundred sixty-one".