5503312 has 40 divisors (see below), whose sum is σ = 11512160. Its totient is φ = 2540160.

The previous prime is 5503297. The next prime is 5503319. The reversal of 5503312 is 2133055.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 5503312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5503319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12862 + ... + 13282.

It is an arithmetic number, because the mean of its divisors is an integer number (287804).

Almost surely, 2^5503312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5503312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5756080).

5503312 is an abundant number, since it is smaller than the sum of its proper divisors (6008848).

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

5503312 is a wasteful number, since it uses less digits than its factorization.

5503312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 485 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 5503312 is about 2345.9138944130. The cubic root of 5503312 is about 176.5528415162.

Adding to 5503312 its reverse (2133055), we get a palindrome (7636367).

The spelling of 5503312 in words is "five million, five hundred three thousand, three hundred twelve".