27023018 has 16 divisors (see below), whose sum is σ = 45299520. Its totient is φ = 11983200.

The previous prime is 27023011. The next prime is 27023021. The reversal of 27023018 is 81032072.

It is a junction number, because it is equal to n+sod(n) for n = 27022984 and 27023002.

It is not an unprimeable number, because it can be changed into a prime (27023011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14078 + ... + 15881.

It is an arithmetic number, because the mean of its divisors is an integer number (2831220).

Almost surely, 2^27023018 is an apocalyptic number.

27023018 is a deficient number, since it is larger than the sum of its proper divisors (18276502).

27023018 is a wasteful number, since it uses less digits than its factorization.

27023018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30013.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 27023018 is about 5198.3668589279. The cubic root of 27023018 is about 300.0852276371.

The spelling of 27023018 in words is "twenty-seven million, twenty-three thousand, eighteen".