27700983 has 12 divisors (see below), whose sum is σ = 40463280. Its totient is φ = 18259296.

The previous prime is 27700979. The next prime is 27700991. The reversal of 27700983 is 38900772.

It is not a de Polignac number, because 27700983 - 2² = 27700979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27700903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16491 + ... + 18092.

It is an arithmetic number, because the mean of its divisors is an integer number (3371940).

Almost surely, 2^27700983 is an apocalyptic number.

27700983 is a deficient number, since it is larger than the sum of its proper divisors (12762297).

27700983 is a wasteful number, since it uses less digits than its factorization.

27700983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34678 (or 34675 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 27700983 is about 5263.1723323486. The cubic root of 27700983 is about 302.5740838062.

The spelling of 27700983 in words is "twenty-seven million, seven hundred thousand, nine hundred eighty-three".