27482121 has 6 divisors (see below), whose sum is σ = 39696410. Its totient is φ = 18321408.

The previous prime is 27482101. The next prime is 27482123. The reversal of 27482121 is 12128472.

It can be written as a sum of positive squares in only one way, i.e., 20385225 + 7096896 = 4515^2 + 2664^2 .

It is a de Polignac number, because none of the positive numbers 2^k-27482121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (27482123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1526776 + ... + 1526793.

Almost surely, 2^27482121 is an apocalyptic number.

It is an amenable number.

27482121 is a deficient number, since it is larger than the sum of its proper divisors (12214289).

27482121 is a wasteful number, since it uses less digits than its factorization.

27482121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053575 (or 3053572 counting only the distinct ones).

The product of its digits is 1792, while the sum is 27.

The square root of 27482121 is about 5242.3392679223. The cubic root of 27482121 is about 301.7751092410.

The spelling of 27482121 in words is "twenty-seven million, four hundred eighty-two thousand, one hundred twenty-one".