3683990 has 8 divisors (see below), whose sum is σ = 6631200. Its totient is φ = 1473592.

The previous prime is 3683971. The next prime is 3683993. The reversal of 3683990 is 993863.

3683990 = T₃₂₀ + T₃₂₁ + ... + T₃₇₉.

It is a happy number.

3683990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3683993) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 184190 + ... + 184209.

It is an arithmetic number, because the mean of its divisors is an integer number (828900).

Almost surely, 2^3683990 is an apocalyptic number.

3683990 is a deficient number, since it is larger than the sum of its proper divisors (2947210).

3683990 is a wasteful number, since it uses less digits than its factorization.

3683990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368406.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 3683990 is about 1919.3722932251. The cubic root of 3683990 is about 154.4446305783. Note that the first 3 decimals are identical.

The spelling of 3683990 in words is "three million, six hundred eighty-three thousand, nine hundred ninety".