543822 has 16 divisors (see below), whose sum is σ = 1095120. Its totient is φ = 180032.

The previous prime is 543811. The next prime is 543827. The reversal of 543822 is 228345.

It is a d-powerful number, because it can be written as 5⁵ + 4⁵ + 8 + 3¹² + 2⁵ + 2¹³ .

It is a junction number, because it is equal to n+sod(n) for n = 543792 and 543801.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 543822.

It is not an unprimeable number, because it can be changed into a prime (543827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1204 + ... + 1592.

It is an arithmetic number, because the mean of its divisors is an integer number (68445).

2⁵⁴³⁸²² is an apocalyptic number.

543822 is an abundant number, since it is smaller than the sum of its proper divisors (551298).

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

543822 is a wasteful number, since it uses less digits than its factorization.

543822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627.

The product of its digits is 1920, while the sum is 24.

The square root of 543822 is about 737.4428791439. The cubic root of 543822 is about 81.6241974567.

It can be divided in two parts, 5438 and 22, that added together give a triangular number (5460 = T₁₀₄).

The spelling of 543822 in words is "five hundred forty-three thousand, eight hundred twenty-two".