27055988 has 6 divisors (see below), whose sum is σ = 47347986. Its totient is φ = 13527992.

The previous prime is 27055979. The next prime is 27055997. The reversal of 27055988 is 88955072.

It is an interprime number because it is at equal distance from previous prime (27055979) and next prime (27055997).

It can be written as a sum of positive squares in only one way, i.e., 26091664 + 964324 = 5108^2 + 982^2 .

It is a super-2 number, since 2×27055988² = 1464052973312288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3381995 + ... + 3382002.

It is an arithmetic number, because the mean of its divisors is an integer number (7891331).

Almost surely, 2^27055988 is an apocalyptic number.

It is an amenable number.

27055988 is a deficient number, since it is larger than the sum of its proper divisors (20291998).

27055988 is a wasteful number, since it uses less digits than its factorization.

27055988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6764001 (or 6763999 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 44.

The square root of 27055988 is about 5201.5370805176. The cubic root of 27055988 is about 300.2072197965.

The spelling of 27055988 in words is "twenty-seven million, fifty-five thousand, nine hundred eighty-eight".