27170242 has 16 divisors (see below), whose sum is σ = 45126432. Its totient is φ = 12165120.

The previous prime is 27170239. The next prime is 27170243. The reversal of 27170242 is 24207172.

It is not an unprimeable number, because it can be changed into a prime (27170243) 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 7 ways as a sum of consecutive naturals, for example, 7743 + ... + 10690.

It is an arithmetic number, because the mean of its divisors is an integer number (2820402).

Almost surely, 2^27170242 is an apocalyptic number.

27170242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

27170242 is a deficient number, since it is larger than the sum of its proper divisors (17956190).

27170242 is a wasteful number, since it uses less digits than its factorization.

27170242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18513.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 27170242 is about 5212.5082254132. The cubic root of 27170242 is about 300.6292053388.

The spelling of 27170242 in words is "twenty-seven million, one hundred seventy thousand, two hundred forty-two".