75603328 has 32 divisors (see below), whose sum is σ = 151977960. Its totient is φ = 37459968.

The previous prime is 75603293. The next prime is 75603383. The reversal of 75603328 is 82330657.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 75603293 and 75603302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11851 + ... + 17077.

Almost surely, 2^75603328 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 75603328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75988980).

75603328 is an abundant number, since it is smaller than the sum of its proper divisors (76374632).

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

75603328 is a wasteful number, since it uses less digits than its factorization.

75603328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5354 (or 5342 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 75603328 is about 8695.0174237893. The cubic root of 75603328 is about 422.8441284387.

The spelling of 75603328 in words is "seventy-five million, six hundred three thousand, three hundred twenty-eight".