27423057 has 16 divisors (see below), whose sum is σ = 38828160. Its totient is φ = 17156352.

The previous prime is 27423049. The next prime is 27423059. The reversal of 27423057 is 75032472.

It is not a de Polignac number, because 27423057 - 2³ = 27423049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27423059) 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 15 ways as a sum of consecutive naturals, for example, 25119 + ... + 26187.

It is an arithmetic number, because the mean of its divisors is an integer number (2426760).

Almost surely, 2^27423057 is an apocalyptic number.

It is an amenable number.

27423057 is a deficient number, since it is larger than the sum of its proper divisors (11405103).

27423057 is a wasteful number, since it uses less digits than its factorization.

27423057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 27423057 is about 5236.7028749013. The cubic root of 27423057 is about 301.5587645935.

The spelling of 27423057 in words is "twenty-seven million, four hundred twenty-three thousand, fifty-seven".