25442112 has 28 divisors (see below), whose sum is σ = 67316096. Its totient is φ = 8480640.

The previous prime is 25442101. The next prime is 25442119. The reversal of 25442112 is 21124452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25442119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66064 + ... + 66447.

Almost surely, 2^25442112 is an apocalyptic number.

It is an amenable number.

25442112 is an abundant number, since it is smaller than the sum of its proper divisors (41873984).

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

25442112 is a wasteful number, since it uses less digits than its factorization.

25442112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132526 (or 132516 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 25442112 is about 5044.0174464409. The cubic root of 25442112 is about 294.1153695949.

Adding to 25442112 its reverse (21124452), we get a palindrome (46566564).

It can be divided in two parts, 2544 and 2112, that added together give a triangular number (4656 = T₉₆).

The spelling of 25442112 in words is "twenty-five million, four hundred forty-two thousand, one hundred twelve".