55854927 has 20 divisors (see below), whose sum is σ = 87831480. Its totient is φ = 35275824.

The previous prime is 55854923. The next prime is 55854947. The reversal of 55854927 is 72945855.

55854927 is a `hidden beast` number, since 5 + 585 + 49 + 27 = 666.

It is not a de Polignac number, because 55854927 - 2² = 55854923 is a prime.

It is a Smith number, since the sum of its digits (45) 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 (55854923) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16608 + ... + 19685.

It is an arithmetic number, because the mean of its divisors is an integer number (4391574).

Almost surely, 2^55854927 is an apocalyptic number.

55854927 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

55854927 is a deficient number, since it is larger than the sum of its proper divisors (31976553).

55854927 is a wasteful number, since it uses less digits than its factorization.

55854927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36324 (or 36315 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The square root of 55854927 is about 7473.6153901576. The cubic root of 55854927 is about 382.2555762531.

The spelling of 55854927 in words is "fifty-five million, eight hundred fifty-four thousand, nine hundred twenty-seven".