27138876 has 12 divisors (see below), whose sum is σ = 63324072. Its totient is φ = 9046288.

The previous prime is 27138869. The next prime is 27138883. The reversal of 27138876 is 67883172.

It is an interprime number because it is at equal distance from previous prime (27138869) and next prime (27138883).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 1130775 + ... + 1130798.

It is an arithmetic number, because the mean of its divisors is an integer number (5277006).

Almost surely, 2^27138876 is an apocalyptic number.

It is an amenable number.

27138876 is an abundant number, since it is smaller than the sum of its proper divisors (36185196).

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

27138876 is a wasteful number, since it uses less digits than its factorization.

27138876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261580 (or 2261578 counting only the distinct ones).

The product of its digits is 112896, while the sum is 42.

The square root of 27138876 is about 5209.4986323062. The cubic root of 27138876 is about 300.5134761948.

The spelling of 27138876 in words is "twenty-seven million, one hundred thirty-eight thousand, eight hundred seventy-six".