75538532 has 24 divisors (see below), whose sum is σ = 138276096. Its totient is φ = 36039168.

The previous prime is 75538517. The next prime is 75538559. The reversal of 75538532 is 23583557.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52373 + ... + 53795.

It is an arithmetic number, because the mean of its divisors is an integer number (5761504).

Almost surely, 2^75538532 is an apocalyptic number.

It is an amenable number.

75538532 is a deficient number, since it is larger than the sum of its proper divisors (62737564).

75538532 is a wasteful number, since it uses less digits than its factorization.

75538532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2027 (or 2025 counting only the distinct ones).

The product of its digits is 126000, while the sum is 38.

The square root of 75538532 is about 8691.2905831067. The cubic root of 75538532 is about 422.7232940789.

The spelling of 75538532 in words is "seventy-five million, five hundred thirty-eight thousand, five hundred thirty-two".