27427137 has 8 divisors (see below), whose sum is σ = 38720736. Its totient is φ = 17209152.

The previous prime is 27427133. The next prime is 27427139. The reversal of 27427137 is 73172472.

27427137 is nontrivially palindromic in base 12.

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

It is not a de Polignac number, because 27427137 - 2² = 27427133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27427098 and 27427107.

It is not an unprimeable number, because it can be changed into a prime (27427133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268843 + ... + 268944.

It is an arithmetic number, because the mean of its divisors is an integer number (4840092).

Almost surely, 2^27427137 is an apocalyptic number.

It is an amenable number.

27427137 is a deficient number, since it is larger than the sum of its proper divisors (11293599).

27427137 is a wasteful number, since it uses less digits than its factorization.

27427137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537807.

The product of its digits is 16464, while the sum is 33.

The square root of 27427137 is about 5237.0924185086. The cubic root of 27427137 is about 301.5737191473.

The spelling of 27427137 in words is "twenty-seven million, four hundred twenty-seven thousand, one hundred thirty-seven".