27026728 has 16 divisors (see below), whose sum is σ = 51432480. Its totient is φ = 13311408.

The previous prime is 27026711. The next prime is 27026729. The reversal of 27026728 is 82762072.

It is a junction number, because it is equal to n+sod(n) for n = 27026693 and 27026702.

It is not an unprimeable number, because it can be changed into a prime (27026729) 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, 24676 + ... + 25747.

It is an arithmetic number, because the mean of its divisors is an integer number (3214530).

Almost surely, 2^27026728 is an apocalyptic number.

It is an amenable number.

27026728 is a deficient number, since it is larger than the sum of its proper divisors (24405752).

27026728 is a wasteful number, since it uses less digits than its factorization.

27026728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50496 (or 50492 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 27026728 is about 5198.7236895223. The cubic root of 27026728 is about 300.0989599454.

The spelling of 27026728 in words is "twenty-seven million, twenty-six thousand, seven hundred twenty-eight".