5132520 has 96 divisors (see below), whose sum is σ = 17058600. Its totient is φ = 1337856.

The previous prime is 5132513. The next prime is 5132531. The reversal of 5132520 is 252315.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3437316 + 1695204 = 1854^2 + 1302^2 .

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 = 5132493 and 5132502.

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, 18946 + ... + 19214.

Almost surely, 2^5132520 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 5132520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8529300).

5132520 is an abundant number, since it is smaller than the sum of its proper divisors (11926080).

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

5132520 is a wasteful number, since it uses less digits than its factorization.

5132520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5132520 is about 2265.5065658700. The cubic root of 5132520 is about 172.4951479417.

Adding to 5132520 its reverse (252315), we get a palindrome (5384835).

The spelling of 5132520 in words is "five million, one hundred thirty-two thousand, five hundred twenty".