27364321 has 4 divisors (see below), whose sum is σ = 27415444. Its totient is φ = 27313200.

The previous prime is 27364307. The next prime is 27364333. The reversal of 27364321 is 12346372.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14861025 + 12503296 = 3855^2 + 3536^2 .

It is a cyclic number.

It is not a de Polignac number, because 27364321 - 2¹¹ = 27362273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27364321.

It is not an unprimeable number, because it can be changed into a prime (27367321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24750 + ... + 25831.

It is an arithmetic number, because the mean of its divisors is an integer number (6853861).

Almost surely, 2^27364321 is an apocalyptic number.

It is an amenable number.

27364321 is a deficient number, since it is larger than the sum of its proper divisors (51123).

27364321 is an equidigital number, since it uses as much as digits as its factorization.

27364321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51122.

The product of its digits is 6048, while the sum is 28.

The square root of 27364321 is about 5231.0917598528. The cubic root of 27364321 is about 301.3433130924.

The spelling of 27364321 in words is "twenty-seven million, three hundred sixty-four thousand, three hundred twenty-one".