543968256 has 176 divisors, whose sum is σ = 1597053024. Its totient is φ = 163577856.

The previous prime is 543968251. The next prime is 543968263. The reversal of 543968256 is 652869345.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543968251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2116480 + ... + 2116736.

Almost surely, 2^543968256 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 543968256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (798526512).

543968256 is an abundant number, since it is smaller than the sum of its proper divisors (1053084768).

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

543968256 is a wasteful number, since it uses less digits than its factorization.

543968256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 328 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The square root of 543968256 is about 23323.1270630677. The cubic root of 543968256 is about 816.3151416359.

The spelling of 543968256 in words is "five hundred forty-three million, nine hundred sixty-eight thousand, two hundred fifty-six".