27860112 has 200 divisors, whose sum is σ = 95785536. Its totient is φ = 7651584.

The previous prime is 27860111. The next prime is 27860113. The reversal of 27860112 is 21106872.

It is an interprime number because it is at equal distance from previous prime (27860111) and next prime (27860113).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (27860111) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 335623 + ... + 335705.

Almost surely, 2^27860112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27860112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47892768).

27860112 is an abundant number, since it is smaller than the sum of its proper divisors (67925424).

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

27860112 is a wasteful number, since it uses less digits than its factorization.

27860112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 27860112 is about 5278.2678977104. The cubic root of 27860112 is about 303.1523594110.

Adding to 27860112 its reverse (21106872), we get a palindrome (48966984).

It can be divided in two parts, 27860 and 112, that added together give a palindrome (27972).

The spelling of 27860112 in words is "twenty-seven million, eight hundred sixty thousand, one hundred twelve".