73948318 has 16 divisors (see below), whose sum is σ = 115148880. Its totient is φ = 35574336.

The previous prime is 73948313. The next prime is 73948319. The reversal of 73948318 is 81384937.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73948313) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15730 + ... + 19882.

It is an arithmetic number, because the mean of its divisors is an integer number (7196805).

Almost surely, 2^73948318 is an apocalyptic number.

73948318 is a deficient number, since it is larger than the sum of its proper divisors (41200562).

73948318 is a wasteful number, since it uses less digits than its factorization.

73948318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4491.

The product of its digits is 145152, while the sum is 43.

The square root of 73948318 is about 8599.3207871320. The cubic root of 73948318 is about 419.7358845893.

The spelling of 73948318 in words is "seventy-three million, nine hundred forty-eight thousand, three hundred eighteen".