3820684 has 12 divisors (see below), whose sum is σ = 7641424. Its totient is φ = 1637424.

The previous prime is 3820673. The next prime is 3820709. The reversal of 3820684 is 4860283.

It is a happy number.

3820684 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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, 68199 + ... + 68254.

Almost surely, 2^3820684 is an apocalyptic number.

It is an amenable number.

3820684 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.

3820684 is a wasteful number, since it uses less digits than its factorization.

3820684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136464 (or 136462 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 3820684 is about 1954.6570031594. The cubic root of 3820684 is about 156.3316961573.

The spelling of 3820684 in words is "three million, eight hundred twenty thousand, six hundred eighty-four".