27870126 has 16 divisors (see below), whose sum is σ = 55825104. Its totient is φ = 9275904.

The previous prime is 27870113. The next prime is 27870133. The reversal of 27870126 is 62107872.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1230 + ... + 7566.

It is an arithmetic number, because the mean of its divisors is an integer number (3489069).

Almost surely, 2^27870126 is an apocalyptic number.

27870126 is an abundant number, since it is smaller than the sum of its proper divisors (27954978).

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

27870126 is a wasteful number, since it uses less digits than its factorization.

27870126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7075.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 27870126 is about 5279.2164191289. The cubic root of 27870126 is about 303.1886766145.

Adding to 27870126 its reverse (62107872), we get a palindrome (89977998).

The spelling of 27870126 in words is "twenty-seven million, eight hundred seventy thousand, one hundred twenty-six".