27013550 has 12 divisors (see below), whose sum is σ = 50245296. Its totient is φ = 10805400.

The previous prime is 27013543. The next prime is 27013559. The reversal of 27013550 is 5531072.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27013559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 270086 + ... + 270185.

It is an arithmetic number, because the mean of its divisors is an integer number (4187108).

Almost surely, 2^27013550 is an apocalyptic number.

27013550 is a deficient number, since it is larger than the sum of its proper divisors (23231746).

27013550 is a wasteful number, since it uses less digits than its factorization.

27013550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540283 (or 540278 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 27013550 is about 5197.4561085208. The cubic root of 27013550 is about 300.0501767923.

The spelling of 27013550 in words is "twenty-seven million, thirteen thousand, five hundred fifty".