27538672 has 20 divisors (see below), whose sum is σ = 60978736. Its totient is φ = 11802240.

The previous prime is 27538669. The next prime is 27538673. The reversal of 27538672 is 27683572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27538673) by changing a digit.

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, 122829 + ... + 123052.

Almost surely, 2^27538672 is an apocalyptic number.

It is an amenable number.

27538672 is an abundant number, since it is smaller than the sum of its proper divisors (33440064).

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

27538672 is a wasteful number, since it uses less digits than its factorization.

27538672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245896 (or 245890 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 27538672 is about 5247.7301759904. The cubic root of 27538672 is about 301.9819587778.

The spelling of 27538672 in words is "twenty-seven million, five hundred thirty-eight thousand, six hundred seventy-two".