75591132 has 24 divisors (see below), whose sum is σ = 176921472. Its totient is φ = 25119600.

The previous prime is 75591121. The next prime is 75591137. The reversal of 75591132 is 23119557.

It is a junction number, because it is equal to n+sod(n) for n = 75591093 and 75591102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75591137) 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 in 7 ways as a sum of consecutive naturals, for example, 5544 + ... + 13487.

It is an arithmetic number, because the mean of its divisors is an integer number (7371728).

Almost surely, 2^75591132 is an apocalyptic number.

It is an amenable number.

75591132 is an abundant number, since it is smaller than the sum of its proper divisors (101330340).

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

75591132 is a wasteful number, since it uses less digits than its factorization.

75591132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19369 (or 19367 counting only the distinct ones).

The product of its digits is 9450, while the sum is 33.

The square root of 75591132 is about 8694.3160743097. The cubic root of 75591132 is about 422.8213900908.

The spelling of 75591132 in words is "seventy-five million, five hundred ninety-one thousand, one hundred thirty-two".