3857682 has 8 divisors (see below), whose sum is σ = 7715376. Its totient is φ = 1285892.

The previous prime is 3857681. The next prime is 3857683. The reversal of 3857682 is 2867583.

It is an interprime number because it is at equal distance from previous prime (3857681) and next prime (3857683).

It is a sphenic number, since it is the product of 3 distinct primes.

3857682 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 3857682.

It is not an unprimeable number, because it can be changed into a prime (3857681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321468 + ... + 321479.

It is an arithmetic number, because the mean of its divisors is an integer number (964422).

Almost surely, 2^3857682 is an apocalyptic number.

3857682 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3857682 is a wasteful number, since it uses less digits than its factorization.

3857682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642952.

The product of its digits is 80640, while the sum is 39.

The square root of 3857682 is about 1964.0982663808. The cubic root of 3857682 is about 156.8346942266.

Subtracting from 3857682 its reverse (2867583), we obtain a palindrome (990099).

It can be divided in two parts, 3 and 857682, that multiplied together give a triangular number (2573046 = T₂₂₆₈).

The spelling of 3857682 in words is "three million, eight hundred fifty-seven thousand, six hundred eighty-two".