73809124 has 12 divisors (see below), whose sum is σ = 130617900. Its totient is φ = 36489728.

The previous prime is 73809119. The next prime is 73809137. The reversal of 73809124 is 42190837.

It can be written as a sum of positive squares in 2 ways, for example, as 44649124 + 29160000 = 6682^2 + 5400^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 73809124.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 103309 + ... + 104020.

It is an arithmetic number, because the mean of its divisors is an integer number (10884825).

Almost surely, 2^73809124 is an apocalyptic number.

It is an amenable number.

73809124 is a deficient number, since it is larger than the sum of its proper divisors (56808776).

73809124 is a wasteful number, since it uses less digits than its factorization.

73809124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207422 (or 207420 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 73809124 is about 8591.2236613884. The cubic root of 73809124 is about 419.4723608447.

The spelling of 73809124 in words is "seventy-three million, eight hundred nine thousand, one hundred twenty-four".