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3868 = 22967
BaseRepresentation
bin111100011100
312022021
4330130
5110433
625524
714164
oct7434
95267
103868
1129a7
1222a4
1319b7
1415a4
15122d
hexf1c

3868 has 6 divisors (see below), whose sum is σ = 6776. Its totient is φ = 1932.

The previous prime is 3863. The next prime is 3877. The reversal of 3868 is 8683.

3868 is nontrivially palindromic in base 3.

It is a super-2 number, since 2×38682 = 29922848, which contains 22 as substring.

It is a plaindrome in base 15.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3863) by changing a digit.

3868 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480 + ... + 487.

It is an amenable number.

3868 is a deficient number, since it is larger than the sum of its proper divisors (2908).

3868 is a wasteful number, since it uses less digits than its factorization.

3868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971 (or 969 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 3868 is about 62.1932472219. The cubic root of 3868 is about 15.6974396409.

The spelling of 3868 in words is "three thousand, eight hundred sixty-eight".

Divisors: 1 2 4 967 1934 3868