93109893 has 16 divisors (see below), whose sum is σ = 127915200. Its totient is φ = 60206720.

The previous prime is 93109879. The next prime is 93109943. The reversal of 93109893 is 39890139.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 93109893 - 2¹² = 93105797 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93109813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19903 + ... + 24131.

It is an arithmetic number, because the mean of its divisors is an integer number (7994700).

Almost surely, 2^93109893 is an apocalyptic number.

It is an amenable number.

93109893 is a deficient number, since it is larger than the sum of its proper divisors (34805307).

93109893 is a wasteful number, since it uses less digits than its factorization.

93109893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4452.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 93109893 is about 9649.3467654552. The cubic root of 93109893 is about 453.2438735791.

The spelling of 93109893 in words is "ninety-three million, one hundred nine thousand, eight hundred ninety-three".