27482321 has 2 divisors, whose sum is σ = 27482322. Its totient is φ = 27482320.

The previous prime is 27482311. The next prime is 27482327. The reversal of 27482321 is 12328472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26635921 + 846400 = 5161^2 + 920^2 .

It is a cyclic number.

It is not a de Polignac number, because 27482321 - 2²² = 23288017 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27482327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13741160 + 13741161.

It is an arithmetic number, because the mean of its divisors is an integer number (13741161).

Almost surely, 2^27482321 is an apocalyptic number.

It is an amenable number.

27482321 is a deficient number, since it is larger than the sum of its proper divisors (1).

27482321 is an equidigital number, since it uses as much as digits as its factorization.

27482321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 29.

The square root of 27482321 is about 5242.3583433413. The cubic root of 27482321 is about 301.7758412912.

The spelling of 27482321 in words is "twenty-seven million, four hundred eighty-two thousand, three hundred twenty-one".