27956966 has 8 divisors (see below), whose sum is σ = 42910824. Its totient is φ = 13653360.

The previous prime is 27956953. The next prime is 27956977. The reversal of 27956966 is 66965972.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162455 + ... + 162626.

It is an arithmetic number, because the mean of its divisors is an integer number (5363853).

Almost surely, 2^27956966 is an apocalyptic number.

27956966 is a deficient number, since it is larger than the sum of its proper divisors (14953858).

27956966 is a wasteful number, since it uses less digits than its factorization.

27956966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325126.

The product of its digits is 1224720, while the sum is 50.

The square root of 27956966 is about 5287.4347277295. The cubic root of 27956966 is about 303.5032500758.

The spelling of 27956966 in words is "twenty-seven million, nine hundred fifty-six thousand, nine hundred sixty-six".