27081426 has 16 divisors (see below), whose sum is σ = 54265824. Its totient is φ = 9009984.

The previous prime is 27081421. The next prime is 27081449. The reversal of 27081426 is 62418072.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27081393 and 27081402.

It is not an unprimeable number, because it can be changed into a prime (27081421) 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, 631 + ... + 7386.

It is an arithmetic number, because the mean of its divisors is an integer number (3391614).

Almost surely, 2^27081426 is an apocalyptic number.

27081426 is an abundant number, since it is smaller than the sum of its proper divisors (27184398).

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

27081426 is a wasteful number, since it uses less digits than its factorization.

27081426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8585.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 27081426 is about 5203.9817447797. The cubic root of 27081426 is about 300.3012751208.

Adding to 27081426 its reverse (62418072), we get a palindrome (89499498).

The spelling of 27081426 in words is "twenty-seven million, eighty-one thousand, four hundred twenty-six".