73218048 has 96 divisors (see below), whose sum is σ = 206977680. Its totient is φ = 22937600.

The previous prime is 73218029. The next prime is 73218059. The reversal of 73218048 is 84081237.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104098 + ... + 104798.

Almost surely, 2^73218048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73218048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103488840).

73218048 is an abundant number, since it is smaller than the sum of its proper divisors (133759632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73218048 is a wasteful number, since it uses less digits than its factorization.

73218048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 723 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 73218048 is about 8556.7545249353. The cubic root of 73218048 is about 418.3496231635.

The spelling of 73218048 in words is "seventy-three million, two hundred eighteen thousand, forty-eight".