27384005 has 16 divisors (see below), whose sum is σ = 37006848. Its totient is φ = 19272000.

The previous prime is 27383989. The next prime is 27384011. The reversal of 27384005 is 50048372.

It is a happy number.

It is not a de Polignac number, because 27384005 - 2⁴ = 27383989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6326 + ... + 9735.

It is an arithmetic number, because the mean of its divisors is an integer number (2312928).

Almost surely, 2^27384005 is an apocalyptic number.

It is an amenable number.

27384005 is a deficient number, since it is larger than the sum of its proper divisors (9622843).

27384005 is a wasteful number, since it uses less digits than its factorization.

27384005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16108.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 27384005 is about 5232.9728644433. The cubic root of 27384005 is about 301.4155509537.

The spelling of 27384005 in words is "twenty-seven million, three hundred eighty-four thousand, five".