27342923 has 2 divisors, whose sum is σ = 27342924. Its totient is φ = 27342922.

The previous prime is 27342893. The next prime is 27342937. The reversal of 27342923 is 32924372.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27342923 - 2¹⁴ = 27326539 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27342923.

It is not a weakly prime, because it can be changed into another prime (27342943) 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 as a sum of consecutive naturals, namely, 13671461 + 13671462.

It is an arithmetic number, because the mean of its divisors is an integer number (13671462).

Almost surely, 2^27342923 is an apocalyptic number.

27342923 is a deficient number, since it is larger than the sum of its proper divisors (1).

27342923 is an equidigital number, since it uses as much as digits as its factorization.

27342923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 32.

The square root of 27342923 is about 5229.0460889153. The cubic root of 27342923 is about 301.2647457530.

The spelling of 27342923 in words is "twenty-seven million, three hundred forty-two thousand, nine hundred twenty-three".