73324143 has 16 divisors (see below), whose sum is σ = 109752160. Its totient is φ = 48377088.

The previous prime is 73324133. The next prime is 73324157. The reversal of 73324143 is 34142337.

It is not a de Polignac number, because 73324143 - 2⁴ = 73324127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73324103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11380 + ... + 16617.

It is an arithmetic number, because the mean of its divisors is an integer number (6859510).

Almost surely, 2^73324143 is an apocalyptic number.

73324143 is a deficient number, since it is larger than the sum of its proper divisors (36428017).

73324143 is a wasteful number, since it uses less digits than its factorization.

73324143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28103 (or 28097 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 73324143 is about 8562.9517691039. The cubic root of 73324143 is about 418.5515924113.

The spelling of 73324143 in words is "seventy-three million, three hundred twenty-four thousand, one hundred forty-three".