27923996 has 24 divisors (see below), whose sum is σ = 54467280. Its totient is φ = 12448512.

The previous prime is 27923983. The next prime is 27923999. The reversal of 27923996 is 69932972.

It is a self number, because there is not a number n which added to its sum of digits gives 27923996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27923999) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9515 + ... + 12098.

It is an arithmetic number, because the mean of its divisors is an integer number (2269470).

Almost surely, 2^27923996 is an apocalyptic number.

It is an amenable number.

27923996 is a deficient number, since it is larger than the sum of its proper divisors (26543284).

27923996 is a wasteful number, since it uses less digits than its factorization.

27923996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21653 (or 21651 counting only the distinct ones).

The product of its digits is 367416, while the sum is 47.

The square root of 27923996 is about 5284.3160389969. The cubic root of 27923996 is about 303.3838947503.

The spelling of 27923996 in words is "twenty-seven million, nine hundred twenty-three thousand, nine hundred ninety-six".