93668 has 6 divisors (see below), whose sum is σ = 163926. Its totient is φ = 46832.

The previous prime is 93637. The next prime is 93683. The reversal of 93668 is 86639.

It is a happy number.

93668 is nontrivially palindromic in base 13.

It can be written as a sum of positive squares in only one way, i.e., 77284 + 16384 = 278^2 + 128^2 .

It is an unprimeable number.

93668 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11705 + ... + 11712.

It is an arithmetic number, because the mean of its divisors is an integer number (27321).

2⁹³⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

93668 is a deficient number, since it is larger than the sum of its proper divisors (70258).

93668 is a wasteful number, since it uses less digits than its factorization.

93668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23421 (or 23419 counting only the distinct ones).

The product of its digits is 7776, while the sum is 32.

The square root of 93668 is about 306.0522831152. The cubic root of 93668 is about 45.4147661672.

Subtracting from 93668 its sum of digits (32), we obtain a square (93636 = 306²).

The spelling of 93668 in words is "ninety-three thousand, six hundred sixty-eight".