27247648 has 24 divisors (see below), whose sum is σ = 54008640. Its totient is φ = 13531200.

The previous prime is 27247631. The next prime is 27247687. The reversal of 27247648 is 84674272.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 27247648.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2013 + ... + 7651.

It is an arithmetic number, because the mean of its divisors is an integer number (2250360).

Almost surely, 2^27247648 is an apocalyptic number.

It is an amenable number.

27247648 is a deficient number, since it is larger than the sum of its proper divisors (26760992).

27247648 is a wasteful number, since it uses less digits than its factorization.

27247648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5800 (or 5792 counting only the distinct ones).

The product of its digits is 150528, while the sum is 40.

The square root of 27247648 is about 5219.9279688517. The cubic root of 27247648 is about 300.9144247409.

The spelling of 27247648 in words is "twenty-seven million, two hundred forty-seven thousand, six hundred forty-eight".