543402441 has 24 divisors (see below), whose sum is σ = 811399680. Its totient is φ = 350078400.

The previous prime is 543402421. The next prime is 543402487. The reversal of 543402441 is 144204345.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-543402441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (543402421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358876 + ... + 360386.

It is an arithmetic number, because the mean of its divisors is an integer number (33808320).

Almost surely, 2^543402441 is an apocalyptic number.

It is an amenable number.

543402441 is a deficient number, since it is larger than the sum of its proper divisors (267997239).

543402441 is a wasteful number, since it uses less digits than its factorization.

543402441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2837 (or 2834 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 543402441 is about 23310.9939942509. The cubic root of 543402441 is about 816.0320101702.

Adding to 543402441 its reverse (144204345), we get a palindrome (687606786).

The spelling of 543402441 in words is "five hundred forty-three million, four hundred two thousand, four hundred forty-one".