75045232 has 20 divisors (see below), whose sum is σ = 145544256. Its totient is φ = 37485440.

The previous prime is 75045163. The next prime is 75045253. The reversal of 75045232 is 23254057.

It is a self number, because there is not a number n which added to its sum of digits gives 75045232.

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, 22113 + ... + 25279.

Almost surely, 2^75045232 is an apocalyptic number.

It is an amenable number.

75045232 is a deficient number, since it is larger than the sum of its proper divisors (70499024).

75045232 is a wasteful number, since it uses less digits than its factorization.

75045232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4656 (or 4650 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 75045232 is about 8662.8651149605. The cubic root of 75045232 is about 421.8010937165.

Adding to 75045232 its reverse (23254057), we get a palindrome (98299289).

The spelling of 75045232 in words is "seventy-five million, forty-five thousand, two hundred thirty-two".