27941856 has 48 divisors (see below), whose sum is σ = 77212800. Its totient is φ = 8823168.

The previous prime is 27941839. The next prime is 27941857. The reversal of 27941856 is 65814972.

27941856 = 1758² + 1759² + ... + 1766².

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27941857) by changing a digit.

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, 5836 + ... + 9483.

It is an arithmetic number, because the mean of its divisors is an integer number (1608600).

Almost surely, 2^27941856 is an apocalyptic number.

It is an amenable number.

27941856 is an abundant number, since it is smaller than the sum of its proper divisors (49270944).

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

27941856 is a wasteful number, since it uses less digits than its factorization.

27941856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15351 (or 15343 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 27941856 is about 5286.0056753659. The cubic root of 27941856 is about 303.4485617315.

The spelling of 27941856 in words is "twenty-seven million, nine hundred forty-one thousand, eight hundred fifty-six".