3684993 has 16 divisors (see below), whose sum is σ = 5570880. Its totient is φ = 2147904.

The previous prime is 3684977. The next prime is 3685007. The reversal of 3684993 is 3994863.

It is not a de Polignac number, because 3684993 - 2⁴ = 3684977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3684913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1746 + ... + 3227.

It is an arithmetic number, because the mean of its divisors is an integer number (348180).

Almost surely, 2^3684993 is an apocalyptic number.

It is an amenable number.

3684993 is a deficient number, since it is larger than the sum of its proper divisors (1885887).

3684993 is a wasteful number, since it uses less digits than its factorization.

3684993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5008.

The product of its digits is 139968, while the sum is 42.

The square root of 3684993 is about 1919.6335587815. The cubic root of 3684993 is about 154.4586456279.

The spelling of 3684993 in words is "three million, six hundred eighty-four thousand, nine hundred ninety-three".