55988927 has 4 divisors (see below), whose sum is σ = 56512296. Its totient is φ = 55465560.

The previous prime is 55988917. The next prime is 55988941. The reversal of 55988927 is 72988955.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55988927 - 2⁸ = 55988671 is a prime.

It is a super-2 number, since 2×55988927² = 6269519893222658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55988917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261524 + ... + 261737.

It is an arithmetic number, because the mean of its divisors is an integer number (14128074).

Almost surely, 2^55988927 is an apocalyptic number.

55988927 is a deficient number, since it is larger than the sum of its proper divisors (523369).

55988927 is a wasteful number, since it uses less digits than its factorization.

55988927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523368.

The product of its digits is 1814400, while the sum is 53.

The square root of 55988927 is about 7482.5748910385. The cubic root of 55988927 is about 382.5610183601.

The spelling of 55988927 in words is "fifty-five million, nine hundred eighty-eight thousand, nine hundred twenty-seven".