805452 has 12 divisors (see below), whose sum is σ = 1879416. Its totient is φ = 268480.

The previous prime is 805451. The next prime is 805463. The reversal of 805452 is 254508.

805452 is nontrivially palindromic in base 16.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (805451) 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, 33549 + ... + 33572.

It is an arithmetic number, because the mean of its divisors is an integer number (156618).

2⁸⁰⁵⁴⁵² is an apocalyptic number.

It is an amenable number.

805452 is an abundant number, since it is smaller than the sum of its proper divisors (1073964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

805452 is a wasteful number, since it uses less digits than its factorization.

805452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67128 (or 67126 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 805452 is about 897.4697766499. The cubic root of 805452 is about 93.0421822749.

The spelling of 805452 in words is "eight hundred five thousand, four hundred fifty-two".