543228126 has 64 divisors (see below), whose sum is σ = 1314662400. Its totient is φ = 146179296.

The previous prime is 543228067. The next prime is 543228137. The reversal of 543228126 is 621822345.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140941 + ... + 144743.

It is an arithmetic number, because the mean of its divisors is an integer number (20541600).

Almost surely, 2^543228126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 543228126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (657331200).

543228126 is an abundant number, since it is smaller than the sum of its proper divisors (771434274).

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

543228126 is a wasteful number, since it uses less digits than its factorization.

543228126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4013.

The product of its digits is 23040, while the sum is 33.

The square root of 543228126 is about 23307.2547933042. The cubic root of 543228126 is about 815.9447440717.

The spelling of 543228126 in words is "five hundred forty-three million, two hundred twenty-eight thousand, one hundred twenty-six".