3684942 has 12 divisors (see below), whose sum is σ = 7984080. Its totient is φ = 1228308.

The previous prime is 3684929. The next prime is 3684953. The reversal of 3684942 is 2494863.

It is a happy number.

3684942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3684897 and 3684906.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102342 + ... + 102377.

It is an arithmetic number, because the mean of its divisors is an integer number (665340).

Almost surely, 2^3684942 is an apocalyptic number.

3684942 is an abundant number, since it is smaller than the sum of its proper divisors (4299138).

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

3684942 is a wasteful number, since it uses less digits than its factorization.

3684942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204727 (or 204724 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 3684942 is about 1919.6202749502. The cubic root of 3684942 is about 154.4579330597.

The spelling of 3684942 in words is "three million, six hundred eighty-four thousand, nine hundred forty-two".