2520424 has 16 divisors (see below), whose sum is σ = 4878720. Its totient is φ = 1219440.

The previous prime is 2520383. The next prime is 2520431. The reversal of 2520424 is 4240252.

2520424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4834 + ... + 5329.

It is an arithmetic number, because the mean of its divisors is an integer number (304920).

2^2520424 is an apocalyptic number.

It is an amenable number.

2520424 is a deficient number, since it is larger than the sum of its proper divisors (2358296).

2520424 is a wasteful number, since it uses less digits than its factorization.

2520424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10200 (or 10196 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 2520424 is about 1587.5843284689. The cubic root of 2520424 is about 136.0894739944.

Adding to 2520424 its reverse (4240252), we get a palindrome (6760676).

It can be divided in two parts, 25 and 20424, that added together give a square (20449 = 143²).

The spelling of 2520424 in words is "two million, five hundred twenty thousand, four hundred twenty-four".