93668691 has 8 divisors (see below), whose sum is σ = 132238224. Its totient is φ = 58772480.

The previous prime is 93668683. The next prime is 93668699. The reversal of 93668691 is 19686639.

It is an interprime number because it is at equal distance from previous prime (93668683) and next prime (93668699).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 93668691 - 2³ = 93668683 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93668691.

It is not an unprimeable number, because it can be changed into a prime (93668699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918270 + ... + 918371.

It is an arithmetic number, because the mean of its divisors is an integer number (16529778).

Almost surely, 2^93668691 is an apocalyptic number.

93668691 is a deficient number, since it is larger than the sum of its proper divisors (38569533).

93668691 is a wasteful number, since it uses less digits than its factorization.

93668691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836661.

The product of its digits is 419904, while the sum is 48.

The square root of 93668691 is about 9678.2586760223. The cubic root of 93668691 is about 454.1487784367.

The spelling of 93668691 in words is "ninety-three million, six hundred sixty-eight thousand, six hundred ninety-one".