27700216 has 16 divisors (see below), whose sum is σ = 52034400. Its totient is φ = 13824384.

The previous prime is 27700207. The next prime is 27700219. The reversal of 27700216 is 61200772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27700219) 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, 1825 + ... + 7663.

It is an arithmetic number, because the mean of its divisors is an integer number (3252150).

Almost surely, 2^27700216 is an apocalyptic number.

It is an amenable number.

27700216 is a deficient number, since it is larger than the sum of its proper divisors (24334184).

27700216 is a wasteful number, since it uses less digits than its factorization.

27700216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6438 (or 6434 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 27700216 is about 5263.0994670441. The cubic root of 27700216 is about 302.5712911680.

Adding to 27700216 its reverse (61200772), we get a palindrome (88900988).

The spelling of 27700216 in words is "twenty-seven million, seven hundred thousand, two hundred sixteen".