27247138 has 8 divisors (see below), whose sum is σ = 40903632. Its totient is φ = 13612596.

The previous prime is 27247127. The next prime is 27247139. The reversal of 27247138 is 83174272.

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

It is not an unprimeable number, because it can be changed into a prime (27247139) 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, 1920 + ... + 7627.

It is an arithmetic number, because the mean of its divisors is an integer number (5112954).

Almost surely, 2^27247138 is an apocalyptic number.

27247138 is a deficient number, since it is larger than the sum of its proper divisors (13656494).

27247138 is a wasteful number, since it uses less digits than its factorization.

27247138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10976.

The product of its digits is 18816, while the sum is 34.

The square root of 27247138 is about 5219.8791173743. The cubic root of 27247138 is about 300.9125473028.

The spelling of 27247138 in words is "twenty-seven million, two hundred forty-seven thousand, one hundred thirty-eight".