385668 has 24 divisors (see below), whose sum is σ = 1000160. Its totient is φ = 128520.
The previous prime is 385663. The next prime is 385709. The reversal of 385668 is 866583.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (385661) by changing a digit.
385668 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 7 ways as a sum of consecutive naturals, for example, 1678 + ... + 1893.
2385668 is an apocalyptic number.
It is an amenable number.
385668 is an abundant number, since it is smaller than the sum of its proper divisors (614492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385668 is a wasteful number, since it uses less digits than its factorization.
385668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3584 (or 3576 counting only the distinct ones).
The product of its digits is 34560, while the sum is 36.
The square root of 385668 is about 621.0217387499. The cubic root of 385668 is about 72.7899132666.
The spelling of 385668 in words is "three hundred eighty-five thousand, six hundred sixty-eight".
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