5603904 has 140 divisors (see below), whose sum is σ = 17702784. Its totient is φ = 1748736.

The previous prime is 5603903. The next prime is 5603929. The reversal of 5603904 is 4093065.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5603903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 119209 + ... + 119255.

Almost surely, 2^5603904 is an apocalyptic number.

5603904 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5603904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8851392).

5603904 is an abundant number, since it is smaller than the sum of its proper divisors (12098880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5603904 is a wasteful number, since it uses less digits than its factorization.

5603904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 5603904 is about 2367.2566400794. The cubic root of 5603904 is about 177.6220571582.

Adding to 5603904 its reverse (4093065), we get a palindrome (9696969).

The spelling of 5603904 in words is "five million, six hundred three thousand, nine hundred four".