3984650 has 12 divisors (see below), whose sum is σ = 7411542. Its totient is φ = 1593840.

The previous prime is 3984649. The next prime is 3984653. The reversal of 3984650 is 564893.

3984650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 3845521 + 139129 = 1961^2 + 373^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3984650.

It is not an unprimeable number, because it can be changed into a prime (3984653) 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 5 ways as a sum of consecutive naturals, for example, 39797 + ... + 39896.

Almost surely, 2^3984650 is an apocalyptic number.

3984650 is a deficient number, since it is larger than the sum of its proper divisors (3426892).

3984650 is a wasteful number, since it uses less digits than its factorization.

3984650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79705 (or 79700 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 3984650 is about 1996.1588113174. The cubic root of 3984650 is about 158.5367898492.

The spelling of 3984650 in words is "three million, nine hundred eighty-four thousand, six hundred fifty".