75216093 has 4 divisors (see below), whose sum is σ = 100288128. Its totient is φ = 50144060.

The previous prime is 75216083. The next prime is 75216101. The reversal of 75216093 is 39061257.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 75216093 - 2¹⁰ = 75215069 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75216083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12536013 + ... + 12536018.

It is an arithmetic number, because the mean of its divisors is an integer number (25072032).

Almost surely, 2^75216093 is an apocalyptic number.

It is an amenable number.

75216093 is a deficient number, since it is larger than the sum of its proper divisors (25072035).

75216093 is a wasteful number, since it uses less digits than its factorization.

75216093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25072034.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 75216093 is about 8672.7211992546. The cubic root of 75216093 is about 422.1209662726.

The spelling of 75216093 in words is "seventy-five million, two hundred sixteen thousand, ninety-three".