27996383 has 8 divisors (see below), whose sum is σ = 28823760. Its totient is φ = 27172800.

The previous prime is 27996373. The next prime is 27996389. The reversal of 27996383 is 38369972.

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

It is not a de Polignac number, because 27996383 - 2²⁰ = 26947807 is a prime.

It is a super-2 number, since 2×27996383² = 1567594922165378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27996389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21608 + ... + 22866.

It is an arithmetic number, because the mean of its divisors is an integer number (3602970).

Almost surely, 2^27996383 is an apocalyptic number.

27996383 is a deficient number, since it is larger than the sum of its proper divisors (827377).

27996383 is a wasteful number, since it uses less digits than its factorization.

27996383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897.

The product of its digits is 489888, while the sum is 47.

The square root of 27996383 is about 5291.1608367163. The cubic root of 27996383 is about 303.6458212170.

The spelling of 27996383 in words is "twenty-seven million, nine hundred ninety-six thousand, three hundred eighty-three".