73538448 has 80 divisors (see below), whose sum is σ = 199082496. Its totient is φ = 23362560.

The previous prime is 73538419. The next prime is 73538459. The reversal of 73538448 is 84483537.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108286 + ... + 108962.

Almost surely, 2^73538448 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 73538448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99541248).

73538448 is an abundant number, since it is smaller than the sum of its proper divisors (125544048).

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

73538448 is a wasteful number, since it uses less digits than its factorization.

73538448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792 (or 786 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 73538448 is about 8575.4561394715. The cubic root of 73538448 is about 418.9589637093.

The spelling of 73538448 in words is "seventy-three million, five hundred thirty-eight thousand, four hundred forty-eight".