75646852 has 6 divisors (see below), whose sum is σ = 132381998. Its totient is φ = 37823424.

The previous prime is 75646849. The next prime is 75646859. The reversal of 75646852 is 25864657.

It can be written as a sum of positive squares in only one way, i.e., 39237696 + 36409156 = 6264^2 + 6034^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75646799 and 75646808.

It is not an unprimeable number, because it can be changed into a prime (75646859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9455853 + ... + 9455860.

Almost surely, 2^75646852 is an apocalyptic number.

It is an amenable number.

75646852 is a deficient number, since it is larger than the sum of its proper divisors (56735146).

75646852 is a wasteful number, since it uses less digits than its factorization.

75646852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18911717 (or 18911715 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 75646852 is about 8697.5198763786. The cubic root of 75646852 is about 422.9252551026.

The spelling of 75646852 in words is "seventy-five million, six hundred forty-six thousand, eight hundred fifty-two".