5130240 has 96 divisors (see below), whose sum is σ = 16511040. Its totient is φ = 1359872.

The previous prime is 5130179. The next prime is 5130253. The reversal of 5130240 is 420315.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30637 + ... + 30803.

It is an arithmetic number, because the mean of its divisors is an integer number (171990).

Almost surely, 2^5130240 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 5130240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8255520).

5130240 is an abundant number, since it is smaller than the sum of its proper divisors (11380800).

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

5130240 is a wasteful number, since it uses less digits than its factorization.

5130240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 5130240 is about 2265.0033112559. The cubic root of 5130240 is about 172.4696018689.

Subtracting from 5130240 its sum of digits (15), we obtain a square (5130225 = 2265²).

Adding to 5130240 its reverse (420315), we get a palindrome (5550555).

The spelling of 5130240 in words is "five million, one hundred thirty thousand, two hundred forty".