84543124 has 12 divisors (see below), whose sum is σ = 154383264. Its totient is φ = 40433624.

The previous prime is 84543089. The next prime is 84543127. The reversal of 84543124 is 42134548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84543127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459382 + ... + 459565.

It is an arithmetic number, because the mean of its divisors is an integer number (12865272).

Almost surely, 2^84543124 is an apocalyptic number.

It is an amenable number.

84543124 is a deficient number, since it is larger than the sum of its proper divisors (69840140).

84543124 is a wasteful number, since it uses less digits than its factorization.

84543124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918974 (or 918972 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 84543124 is about 9194.7334926033. The cubic root of 84543124 is about 438.8937845264.

The spelling of 84543124 in words is "eighty-four million, five hundred forty-three thousand, one hundred twenty-four".