27051966 has 12 divisors (see below), whose sum is σ = 58612632. Its totient is φ = 9017316.

The previous prime is 27051961. The next prime is 27051971. The reversal of 27051966 is 66915072.

It is an interprime number because it is at equal distance from previous prime (27051961) and next prime (27051971).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 27051966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27051961) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 751426 + ... + 751461.

It is an arithmetic number, because the mean of its divisors is an integer number (4884386).

Almost surely, 2^27051966 is an apocalyptic number.

27051966 is an abundant number, since it is smaller than the sum of its proper divisors (31560666).

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

27051966 is a wasteful number, since it uses less digits than its factorization.

27051966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502895 (or 1502892 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 27051966 is about 5201.1504496602. The cubic root of 27051966 is about 300.1923433205.

The spelling of 27051966 in words is "twenty-seven million, fifty-one thousand, nine hundred sixty-six".