73396144 has 20 divisors (see below), whose sum is σ = 142343320. Its totient is φ = 36662400.

The previous prime is 73396133. The next prime is 73396159. The reversal of 73396144 is 44169337.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 24319 + ... + 27169.

It is an arithmetic number, because the mean of its divisors is an integer number (7117166).

Almost surely, 2^73396144 is an apocalyptic number.

It is an amenable number.

73396144 is a deficient number, since it is larger than the sum of its proper divisors (68947176).

73396144 is a wasteful number, since it uses less digits than its factorization.

73396144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4468 (or 4462 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 73396144 is about 8567.1549536588. The cubic root of 73396144 is about 418.6885471861.

The spelling of 73396144 in words is "seventy-three million, three hundred ninety-six thousand, one hundred forty-four".