75809950 has 12 divisors (see below), whose sum is σ = 141006600. Its totient is φ = 30323960.

The previous prime is 75809947. The next prime is 75809969. The reversal of 75809950 is 5990857.

It is a junction number, because it is equal to n+sod(n) for n = 75809897 and 75809906.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 758050 + ... + 758149.

It is an arithmetic number, because the mean of its divisors is an integer number (11750550).

Almost surely, 2^75809950 is an apocalyptic number.

75809950 is a deficient number, since it is larger than the sum of its proper divisors (65196650).

75809950 is a wasteful number, since it uses less digits than its factorization.

75809950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516211 (or 1516206 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 43.

The square root of 75809950 is about 8706.8909491276. The cubic root of 75809950 is about 423.2289855171.

The spelling of 75809950 in words is "seventy-five million, eight hundred nine thousand, nine hundred fifty".