27098447 has 4 divisors (see below), whose sum is σ = 27114120. Its totient is φ = 27082776.

The previous prime is 27098443. The next prime is 27098473. The reversal of 27098447 is 74489072.

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

It is a cyclic number.

It is not a de Polignac number, because 27098447 - 2² = 27098443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27098443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4868 + ... + 8825.

It is an arithmetic number, because the mean of its divisors is an integer number (6778530).

Almost surely, 2^27098447 is an apocalyptic number.

27098447 is a deficient number, since it is larger than the sum of its proper divisors (15673).

27098447 is a wasteful number, since it uses less digits than its factorization.

27098447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15672.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 27098447 is about 5205.6168702662. The cubic root of 27098447 is about 300.3641762585.

The spelling of 27098447 in words is "twenty-seven million, ninety-eight thousand, four hundred forty-seven".