25022112 has 24 divisors (see below), whose sum is σ = 65683296. Its totient is φ = 8340672.

The previous prime is 25022089. The next prime is 25022117. The reversal of 25022112 is 21122052.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×25022112² = 1252212177881088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25022091 and 25022100.

It is not an unprimeable number, because it can be changed into a prime (25022117) 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, 130228 + ... + 130419.

It is an arithmetic number, because the mean of its divisors is an integer number (2736804).

Almost surely, 2^25022112 is an apocalyptic number.

It is an amenable number.

25022112 is an abundant number, since it is smaller than the sum of its proper divisors (40661184).

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

25022112 is a wasteful number, since it uses less digits than its factorization.

25022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260660 (or 260652 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 25022112 is about 5002.2107112756. The cubic root of 25022112 is about 292.4879562577.

Adding to 25022112 its reverse (21122052), we get a palindrome (46144164).

The spelling of 25022112 in words is "twenty-five million, twenty-two thousand, one hundred twelve".