27045955 has 8 divisors (see below), whose sum is σ = 32643792. Its totient is φ = 21511008.

The previous prime is 27045923. The next prime is 27045961. The reversal of 27045955 is 55954072.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27045955 - 2⁵ = 27045923 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14769 + ... + 16498.

It is an arithmetic number, because the mean of its divisors is an integer number (4080474).

Almost surely, 2^27045955 is an apocalyptic number.

27045955 is a deficient number, since it is larger than the sum of its proper divisors (5597837).

27045955 is a wasteful number, since it uses less digits than its factorization.

27045955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31445.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 27045955 is about 5200.5725646317. The cubic root of 27045955 is about 300.1701072306.

It can be divided in two parts, 270 and 45955, that added together give a square (46225 = 215²).

The spelling of 27045955 in words is "twenty-seven million, forty-five thousand, nine hundred fifty-five".