42204179 has 2 divisors, whose sum is σ = 42204180. Its totient is φ = 42204178.

The previous prime is 42204137. The next prime is 42204181. The reversal of 42204179 is 97140224.

42204179 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42204179 - 2²⁴ = 25426963 is a prime.

Together with 42204181, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42204109) 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 as a sum of consecutive naturals, namely, 21102089 + 21102090.

It is an arithmetic number, because the mean of its divisors is an integer number (21102090).

Almost surely, 2^42204179 is an apocalyptic number.

42204179 is a deficient number, since it is larger than the sum of its proper divisors (1).

42204179 is an equidigital number, since it uses as much as digits as its factorization.

42204179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 42204179 is about 6496.4743515233. The cubic root of 42204179 is about 348.1650332528.

The spelling of 42204179 in words is "forty-two million, two hundred four thousand, one hundred seventy-nine".