27814923 has 12 divisors (see below), whose sum is σ = 40302808. Its totient is φ = 18485280.

The previous prime is 27814921. The next prime is 27814939. The reversal of 27814923 is 32941872.

It is not a de Polignac number, because 27814923 - 2¹ = 27814921 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27814921) 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 11 ways as a sum of consecutive naturals, for example, 1690 + ... + 7647.

Almost surely, 2^27814923 is an apocalyptic number.

27814923 is a deficient number, since it is larger than the sum of its proper divisors (12487885).

27814923 is a wasteful number, since it uses less digits than its factorization.

27814923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9674 (or 9671 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 27814923 is about 5273.9854948606. The cubic root of 27814923 is about 302.9883667069.

The spelling of 27814923 in words is "twenty-seven million, eight hundred fourteen thousand, nine hundred twenty-three".