27342321 has 8 divisors (see below), whose sum is σ = 36561120. Its totient is φ = 18175872.

The previous prime is 27342319. The next prime is 27342353. The reversal of 27342321 is 12324372.

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

It is not a de Polignac number, because 27342321 - 2¹ = 27342319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27342291 and 27342300.

It is not an unprimeable number, because it can be changed into a prime (27342361) 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, 11851 + ... + 13968.

It is an arithmetic number, because the mean of its divisors is an integer number (4570140).

Almost surely, 2^27342321 is an apocalyptic number.

It is an amenable number.

27342321 is a deficient number, since it is larger than the sum of its proper divisors (9218799).

27342321 is a wasteful number, since it uses less digits than its factorization.

27342321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26175.

The product of its digits is 2016, while the sum is 24.

The square root of 27342321 is about 5228.9885255181. The cubic root of 27342321 is about 301.2625347883.

Adding to 27342321 its reverse (12324372), we get a palindrome (39666693).

The spelling of 27342321 in words is "twenty-seven million, three hundred forty-two thousand, three hundred twenty-one".