27867066 has 8 divisors (see below), whose sum is σ = 55734144. Its totient is φ = 9289020.

The previous prime is 27867061. The next prime is 27867079. The reversal of 27867066 is 66076872.

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

27867066 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (27867061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2322250 + ... + 2322261.

It is an arithmetic number, because the mean of its divisors is an integer number (6966768).

Almost surely, 2^27867066 is an apocalyptic number.

27867066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

27867066 is a wasteful number, since it uses less digits than its factorization.

27867066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4644516.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 27867066 is about 5278.9265954359. The cubic root of 27867066 is about 303.1775800099.

The spelling of 27867066 in words is "twenty-seven million, eight hundred sixty-seven thousand, sixty-six".