5604431 has 8 divisors (see below), whose sum is σ = 6420480. Its totient is φ = 4792248.

The previous prime is 5604367. The next prime is 5604451. The reversal of 5604431 is 1344065.

Added to its reverse (1344065) it gives a square (6948496 = 2636²).

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5604431 - 2⁶ = 5604367 is a prime.

It is a super-2 number, since 2×5604431² = 62819293667522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5604397 and 5604406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5604451) 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 7 ways as a sum of consecutive naturals, for example, 3590 + ... + 4908.

It is an arithmetic number, because the mean of its divisors is an integer number (802560).

Almost surely, 2^5604431 is an apocalyptic number.

5604431 is a deficient number, since it is larger than the sum of its proper divisors (816049).

5604431 is a wasteful number, since it uses less digits than its factorization.

5604431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 5604431 is about 2367.3679477428. The cubic root of 5604431 is about 177.6276249368.

Adding to 5604431 its reverse (1344065), we get a palindrome (6948496).

The spelling of 5604431 in words is "five million, six hundred four thousand, four hundred thirty-one".