543806228 has 12 divisors (see below), whose sum is σ = 1087612512. Its totient is φ = 233059800.

The previous prime is 543806213. The next prime is 543806243. The reversal of 543806228 is 822608345.

It is an interprime number because it is at equal distance from previous prime (543806213) and next prime (543806243).

543806228 is an admirable number.

It is a super-2 number, since 2×543806228² = 591450427223175968, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 543806191 and 543806200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9710798 + ... + 9710853.

It is an arithmetic number, because the mean of its divisors is an integer number (90634376).

Almost surely, 2^543806228 is an apocalyptic number.

It is an amenable number.

543806228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

543806228 is a wasteful number, since it uses less digits than its factorization.

543806228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19421662 (or 19421660 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 543806228 is about 23319.6532564273. The cubic root of 543806228 is about 816.2340835700.

The spelling of 543806228 in words is "five hundred forty-three million, eight hundred six thousand, two hundred twenty-eight".