3624404 has 12 divisors (see below), whose sum is σ = 7248864. Its totient is φ = 1553304.

The previous prime is 3624373. The next prime is 3624407. The reversal of 3624404 is 4044263.

It is a happy number.

3624404 is an admirable number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3624404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3624407) by changing a digit.

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, 64694 + ... + 64749.

It is an arithmetic number, because the mean of its divisors is an integer number (604072).

Almost surely, 2^3624404 is an apocalyptic number.

It is an amenable number.

3624404 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.

3624404 is a wasteful number, since it uses less digits than its factorization.

3624404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129454 (or 129452 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 3624404 is about 1903.7867527641. The cubic root of 3624404 is about 153.6074219685.

Adding to 3624404 its reverse (4044263), we get a palindrome (7668667).

The spelling of 3624404 in words is "three million, six hundred twenty-four thousand, four hundred four".