543966632 has 48 divisors (see below), whose sum is σ = 1131236820. Its totient is φ = 245020160.

The previous prime is 543966623. The next prime is 543966653. The reversal of 543966632 is 236669345.

It can be written as a sum of positive squares in 2 ways, for example, as 510488836 + 33477796 = 22594^2 + 5786^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106898 + ... + 111870.

Almost surely, 2^543966632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 543966632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565618410).

543966632 is an abundant number, since it is smaller than the sum of its proper divisors (587270188).

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

543966632 is a wasteful number, since it uses less digits than its factorization.

543966632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114 (or 5099 counting only the distinct ones).

The product of its digits is 699840, while the sum is 44.

The square root of 543966632 is about 23323.0922478131. The cubic root of 543966632 is about 816.3143292741.

543966632 divided by its sum of digits (44) gives a triangular number (12362878 = T₄₉₇₂).

The spelling of 543966632 in words is "five hundred forty-three million, nine hundred sixty-six thousand, six hundred thirty-two".