75532232 has 8 divisors (see below), whose sum is σ = 141622950. Its totient is φ = 37766112.

The previous prime is 75532231. The next prime is 75532267. The reversal of 75532232 is 23223557.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 64416676 + 11115556 = 8026^2 + 3334^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 75532195 and 75532204.

It is not an unprimeable number, because it can be changed into a prime (75532231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4720757 + ... + 4720772.

Almost surely, 2^75532232 is an apocalyptic number.

It is an amenable number.

75532232 is a deficient number, since it is larger than the sum of its proper divisors (66090718).

75532232 is a wasteful number, since it uses less digits than its factorization.

75532232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9441535 (or 9441531 counting only the distinct ones).

The product of its digits is 12600, while the sum is 29.

The square root of 75532232 is about 8690.9281437600. The cubic root of 75532232 is about 422.7115418834.

Adding to 75532232 its reverse (23223557), we get a palindrome (98755789).

The spelling of 75532232 in words is "seventy-five million, five hundred thirty-two thousand, two hundred thirty-two".