3650404 has 12 divisors (see below), whose sum is σ = 6608700. Its totient is φ = 1762208.

The previous prime is 3650369. The next prime is 3650419. The reversal of 3650404 is 4040563.

It can be written as a sum of positive squares in 2 ways, for example, as 1822500 + 1827904 = 1350^2 + 1352^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15619 + ... + 15850.

It is an arithmetic number, because the mean of its divisors is an integer number (550725).

Almost surely, 2^3650404 is an apocalyptic number.

It is an amenable number.

3650404 is a deficient number, since it is larger than the sum of its proper divisors (2958296).

3650404 is a wasteful number, since it uses less digits than its factorization.

3650404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31502 (or 31500 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 3650404 is about 1910.6030461611. The cubic root of 3650404 is about 153.9738528723.

Adding to 3650404 its reverse (4040563), we get a palindrome (7690967).

The spelling of 3650404 in words is "three million, six hundred fifty thousand, four hundred four".