25560424 has 16 divisors (see below), whose sum is σ = 47980800. Its totient is φ = 12765552.

The previous prime is 25560389. The next prime is 25560463. The reversal of 25560424 is 42406552.

It is a junction number, because it is equal to n+sod(n) for n = 25560392 and 25560401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10297 + ... + 12535.

It is an arithmetic number, because the mean of its divisors is an integer number (2998800).

Almost surely, 2^25560424 is an apocalyptic number.

It is an amenable number.

25560424 is a deficient number, since it is larger than the sum of its proper divisors (22420376).

25560424 is a wasteful number, since it uses less digits than its factorization.

25560424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3672 (or 3668 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 25560424 is about 5055.7317966838. The cubic root of 25560424 is about 294.5705673627.

Adding to 25560424 its reverse (42406552), we get a palindrome (67966976).

The spelling of 25560424 in words is "twenty-five million, five hundred sixty thousand, four hundred twenty-four".