5303520 has 144 divisors (see below), whose sum is σ = 18869760. Its totient is φ = 1354752.

The previous prime is 5303513. The next prime is 5303537. The reversal of 5303520 is 253035.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5303493 and 5303502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41697 + ... + 41823.

It is an arithmetic number, because the mean of its divisors is an integer number (131040).

Almost surely, 2^5303520 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 5303520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9434880).

5303520 is an abundant number, since it is smaller than the sum of its proper divisors (13566240).

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

5303520 is a wasteful number, since it uses less digits than its factorization.

5303520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 5303520 is about 2302.9372548986. The cubic root of 5303520 is about 174.3899301203.

Adding to 5303520 its reverse (253035), we get a palindrome (5556555).

The spelling of 5303520 in words is "five million, three hundred three thousand, five hundred twenty".