3681862 has 8 divisors (see below), whose sum is σ = 5547600. Its totient is φ = 1832664.

The previous prime is 3681827. The next prime is 3681871. The reversal of 3681862 is 2681863.

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

It is a super-2 number, since 2×3681862² = 27112215574088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3562 + ... + 4477.

It is an arithmetic number, because the mean of its divisors is an integer number (693450).

Almost surely, 2^3681862 is an apocalyptic number.

3681862 is a deficient number, since it is larger than the sum of its proper divisors (1865738).

3681862 is a wasteful number, since it uses less digits than its factorization.

3681862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8270.

The product of its digits is 13824, while the sum is 34.

The square root of 3681862 is about 1918.8178652493. The cubic root of 3681862 is about 154.4148873311.

Subtracting from 3681862 its reverse (2681863), we obtain a palindrome (999999).

The spelling of 3681862 in words is "three million, six hundred eighty-one thousand, eight hundred sixty-two".