74668 has 12 divisors (see below), whose sum is σ = 142632. Its totient is φ = 33920.

The previous prime is 74653. The next prime is 74687. The reversal of 74668 is 86647.

It is a plaindrome in base 16.

It is a nialpdrome in base 11.

It is an unprimeable number.

74668 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 in 3 ways as a sum of consecutive naturals, for example, 805 + ... + 892.

It is an arithmetic number, because the mean of its divisors is an integer number (11886).

2⁷⁴⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

74668 is a deficient number, since it is larger than the sum of its proper divisors (67964).

74668 is a wasteful number, since it uses less digits than its factorization.

74668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712 (or 1710 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 74668 is about 273.2544601649. The cubic root of 74668 is about 42.1093146321.

The spelling of 74668 in words is "seventy-four thousand, six hundred sixty-eight".