27420966 has 24 divisors (see below), whose sum is σ = 62907624. Its totient is φ = 8602560.

The previous prime is 27420941. The next prime is 27420977. The reversal of 27420966 is 66902472.

It is a happy number.

It is a super-3 number, since 3×27420966³ (a number of 23 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27420966.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 44500 + ... + 45111.

It is an arithmetic number, because the mean of its divisors is an integer number (2621151).

Almost surely, 2^27420966 is an apocalyptic number.

27420966 is an abundant number, since it is smaller than the sum of its proper divisors (35486658).

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

27420966 is a wasteful number, since it uses less digits than its factorization.

27420966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89636 (or 89633 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 27420966 is about 5236.5032225713. The cubic root of 27420966 is about 301.5510998098.

The spelling of 27420966 in words is "twenty-seven million, four hundred twenty thousand, nine hundred sixty-six".