27116638 has 8 divisors (see below), whose sum is σ = 40822632. Its totient is φ = 13509096.

The previous prime is 27116633. The next prime is 27116651. The reversal of 27116638 is 83661172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27116633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23920 + ... + 25027.

It is an arithmetic number, because the mean of its divisors is an integer number (5102829).

Almost surely, 2^27116638 is an apocalyptic number.

27116638 is a deficient number, since it is larger than the sum of its proper divisors (13705994).

27116638 is a wasteful number, since it uses less digits than its factorization.

27116638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49226.

The product of its digits is 12096, while the sum is 34.

The square root of 27116638 is about 5207.3638244317. The cubic root of 27116638 is about 300.4313720226.

The spelling of 27116638 in words is "twenty-seven million, one hundred sixteen thousand, six hundred thirty-eight".