27139136 has 28 divisors (see below), whose sum is σ = 55595520. Its totient is φ = 13130880.

The previous prime is 27139121. The next prime is 27139153. The reversal of 27139136 is 63193172.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4856 + ... + 8823.

Almost surely, 2^27139136 is an apocalyptic number.

It is an amenable number.

27139136 is an abundant number, since it is smaller than the sum of its proper divisors (28456384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27139136 is a wasteful number, since it uses less digits than its factorization.

27139136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13722 (or 13712 counting only the distinct ones).

The product of its digits is 6804, while the sum is 32.

The square root of 27139136 is about 5209.5235866632. The cubic root of 27139136 is about 300.5144358668.

The spelling of 27139136 in words is "twenty-seven million, one hundred thirty-nine thousand, one hundred thirty-six".