543664212 has 108 divisors (see below), whose sum is σ = 1598196096. Its totient is φ = 143357760.

The previous prime is 543664207. The next prime is 543664217. The reversal of 543664212 is 212466345.

It is an interprime number because it is at equal distance from previous prime (543664207) and next prime (543664217).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543664217) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 96637 + ... + 102107.

It is an arithmetic number, because the mean of its divisors is an integer number (14798112).

Almost surely, 2^543664212 is an apocalyptic number.

543664212 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 543664212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799098048).

543664212 is an abundant number, since it is smaller than the sum of its proper divisors (1054531884).

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

543664212 is a wasteful number, since it uses less digits than its factorization.

543664212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518 (or 5496 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 543664212 is about 23316.6080723591. The cubic root of 543664212 is about 816.1630237047.

The spelling of 543664212 in words is "five hundred forty-three million, six hundred sixty-four thousand, two hundred twelve".