3862 has 4 divisors (see below), whose sum is σ = 5796. Its totient is φ = 1930.
The previous prime is 3853. The next prime is 3863. The reversal of 3862 is 2683.
It is a semiprime because it is the product of two primes.
It is a plaindrome in base 12, base 14 and base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3863) by changing a digit.
3862 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, 964 + ... + 967.
It is an arithmetic number, because the mean of its divisors is an integer number (1449).
23862 is an apocalyptic number.
3862 is a deficient number, since it is larger than the sum of its proper divisors (1934).
3862 is a wasteful number, since it uses less digits than its factorization.
3862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1933.
The product of its digits is 288, while the sum is 19.
The square root of 3862 is about 62.1449917532. The cubic root of 3862 is about 15.6893188740.
It can be divided in two parts, 38 and 62, that added together give a square (100 = 102).
The spelling of 3862 in words is "three thousand, eight hundred sixty-two".
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