27285339 has 4 divisors (see below), whose sum is σ = 36380456. Its totient is φ = 18190224.

The previous prime is 27285329. The next prime is 27285341. The reversal of 27285339 is 93358272.

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

It is not a de Polignac number, because 27285339 - 2⁹ = 27284827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27285297 and 27285306.

It is not an unprimeable number, because it can be changed into a prime (27285329) 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 3 ways as a sum of consecutive naturals, for example, 4547554 + ... + 4547559.

It is an arithmetic number, because the mean of its divisors is an integer number (9095114).

Almost surely, 2^27285339 is an apocalyptic number.

27285339 is a deficient number, since it is larger than the sum of its proper divisors (9095117).

27285339 is an equidigital number, since it uses as much as digits as its factorization.

27285339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9095116.

The product of its digits is 90720, while the sum is 39.

The square root of 27285339 is about 5223.5370200660. The cubic root of 27285339 is about 301.0531099833.

The spelling of 27285339 in words is "twenty-seven million, two hundred eighty-five thousand, three hundred thirty-nine".