4130520 has 32 divisors (see below), whose sum is σ = 12391920. Its totient is φ = 1101440.

The previous prime is 4130519. The next prime is 4130527. The reversal of 4130520 is 250314.

It is a super-2 number, since 2×4130520² = 34122390940800, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4130520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4130527) 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, 17091 + ... + 17330.

Almost surely, 2^4130520 is an apocalyptic number.

4130520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4130520 is an abundant number, since it is smaller than the sum of its proper divisors (8261400).

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

4130520 is a wasteful number, since it uses less digits than its factorization.

4130520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34435 (or 34431 counting only the distinct ones).

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

The square root of 4130520 is about 2032.3680768995. The cubic root of 4130520 is about 160.4482223487.

Adding to 4130520 its reverse (250314), we get a palindrome (4380834).

The spelling of 4130520 in words is "four million, one hundred thirty thousand, five hundred twenty".