25560422 has 4 divisors (see below), whose sum is σ = 38340636. Its totient is φ = 12780210.

The previous prime is 25560389. The next prime is 25560463. The reversal of 25560422 is 22406552.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 25560391 and 25560400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6390104 + ... + 6390107.

It is an arithmetic number, because the mean of its divisors is an integer number (9585159).

Almost surely, 2^25560422 is an apocalyptic number.

25560422 is a deficient number, since it is larger than the sum of its proper divisors (12780214).

25560422 is a wasteful number, since it uses less digits than its factorization.

25560422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12780213.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 25560422 is about 5055.7315988885. The cubic root of 25560422 is about 294.5705596798.

Adding to 25560422 its reverse (22406552), we get a palindrome (47966974).

The spelling of 25560422 in words is "twenty-five million, five hundred sixty thousand, four hundred twenty-two".