543398432 has 12 divisors (see below), whose sum is σ = 1069815726. Its totient is φ = 271699200.

The previous prime is 543398417. The next prime is 543398441. The reversal of 543398432 is 234893345.

It can be written as a sum of positive squares in only one way, i.e., 359633296 + 183765136 = 18964^2 + 13556^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 543398432.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8490569 + ... + 8490632.

Almost surely, 2^543398432 is an apocalyptic number.

It is an amenable number.

543398432 is a deficient number, since it is larger than the sum of its proper divisors (526417294).

543398432 is a wasteful number, since it uses less digits than its factorization.

543398432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16981211 (or 16981203 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

The square root of 543398432 is about 23310.9080046231. The cubic root of 543398432 is about 816.0300033823.

The spelling of 543398432 in words is "five hundred forty-three million, three hundred ninety-eight thousand, four hundred thirty-two".