55827171 has 16 divisors (see below), whose sum is σ = 83268000. Its totient is φ = 36965664.

The previous prime is 55827137. The next prime is 55827173. The reversal of 55827171 is 17172855.

55827171 is a `hidden beast` number, since 5 + 582 + 7 + 1 + 71 = 666.

It is not a de Polignac number, because 55827171 - 2¹¹ = 55825123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55827173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2916 + ... + 10961.

It is an arithmetic number, because the mean of its divisors is an integer number (5204250).

Almost surely, 2^55827171 is an apocalyptic number.

55827171 is a deficient number, since it is larger than the sum of its proper divisors (27440829).

55827171 is a wasteful number, since it uses less digits than its factorization.

55827171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14035 (or 14029 counting only the distinct ones).

The product of its digits is 19600, while the sum is 36.

The square root of 55827171 is about 7471.7582268165. The cubic root of 55827171 is about 382.1922476488.

The spelling of 55827171 in words is "fifty-five million, eight hundred twenty-seven thousand, one hundred seventy-one".