543931616 has 12 divisors (see below), whose sum is σ = 1070865432. Its totient is φ = 271965792.

The previous prime is 543931613. The next prime is 543931649. The reversal of 543931616 is 616139345.

It is a self number, because there is not a number n which added to its sum of digits gives 543931616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543931613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8498900 + ... + 8498963.

It is an arithmetic number, because the mean of its divisors is an integer number (89238786).

Almost surely, 2^543931616 is an apocalyptic number.

It is an amenable number.

543931616 is a deficient number, since it is larger than the sum of its proper divisors (526933816).

543931616 is a wasteful number, since it uses less digits than its factorization.

543931616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16997873 (or 16997865 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 543931616 is about 23322.3415634022. The cubic root of 543931616 is about 816.2968130797.

The spelling of 543931616 in words is "five hundred forty-three million, nine hundred thirty-one thousand, six hundred sixteen".