75283328 has 16 divisors (see below), whose sum is σ = 149978760. Its totient is φ = 37641600.

The previous prime is 75283321. The next prime is 75283451. The reversal of 75283328 is 82338257.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 75283291 and 75283300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75283321) 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 as a sum of consecutive naturals, namely, 293948 + ... + 294203.

Almost surely, 2^75283328 is an apocalyptic number.

It is an amenable number.

75283328 is a deficient number, since it is larger than the sum of its proper divisors (74695432).

75283328 is an equidigital number, since it uses as much as digits as its factorization.

75283328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588165 (or 588153 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 75283328 is about 8676.5965677793. The cubic root of 75283328 is about 422.2467055465.

The spelling of 75283328 in words is "seventy-five million, two hundred eighty-three thousand, three hundred twenty-eight".