25254422 has 4 divisors (see below), whose sum is σ = 37881636. Its totient is φ = 12627210.

The previous prime is 25254403. The next prime is 25254451. The reversal of 25254422 is 22445252.

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 = 25254391 and 25254400.

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, 6313604 + ... + 6313607.

It is an arithmetic number, because the mean of its divisors is an integer number (9470409).

Almost surely, 2^25254422 is an apocalyptic number.

25254422 is a deficient number, since it is larger than the sum of its proper divisors (12627214).

25254422 is a wasteful number, since it uses less digits than its factorization.

25254422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12627213.

The product of its digits is 6400, while the sum is 26.

The square root of 25254422 is about 5025.3777967432. The cubic root of 25254422 is about 293.3903404470.

Adding to 25254422 its reverse (22445252), we get a palindrome (47699674).

The spelling of 25254422 in words is "twenty-five million, two hundred fifty-four thousand, four hundred twenty-two".