27266028 has 24 divisors (see below), whose sum is σ = 67363632. Its totient is φ = 8553984.

The previous prime is 27266027. The next prime is 27266047. The reversal of 27266028 is 82066272.

It is a self number, because there is not a number n which added to its sum of digits gives 27266028.

It is not an unprimeable number, because it can be changed into a prime (27266027) 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 7 ways as a sum of consecutive naturals, for example, 66625 + ... + 67032.

It is an arithmetic number, because the mean of its divisors is an integer number (2806818).

Almost surely, 2^27266028 is an apocalyptic number.

It is an amenable number.

27266028 is an abundant number, since it is smaller than the sum of its proper divisors (40097604).

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

27266028 is a wasteful number, since it uses less digits than its factorization.

27266028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133681 (or 133679 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 27266028 is about 5221.6882327462. The cubic root of 27266028 is about 300.9820705059.

The spelling of 27266028 in words is "twenty-seven million, two hundred sixty-six thousand, twenty-eight".