75332668 has 24 divisors (see below), whose sum is σ = 133832160. Its totient is φ = 37099200.

The previous prime is 75332651. The next prime is 75332669. The reversal of 75332668 is 86623357.

It is a self number, because there is not a number n which added to its sum of digits gives 75332668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75332669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105898 + ... + 106606.

It is an arithmetic number, because the mean of its divisors is an integer number (5576340).

Almost surely, 2^75332668 is an apocalyptic number.

It is an amenable number.

75332668 is a deficient number, since it is larger than the sum of its proper divisors (58499492).

75332668 is a wasteful number, since it uses less digits than its factorization.

75332668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077 (or 1075 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 75332668 is about 8679.4393828173. The cubic root of 75332668 is about 422.3389309359.

It can be divided in two parts, 7533 and 2668, that added together give a palindrome (10201).

The spelling of 75332668 in words is "seventy-five million, three hundred thirty-two thousand, six hundred sixty-eight".