404422127 has 2 divisors, whose sum is σ = 404422128. Its totient is φ = 404422126.

The previous prime is 404422121. The next prime is 404422153. The reversal of 404422127 is 721224404.

It is an a-pointer prime, because the next prime (404422153) can be obtained adding 404422127 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404422127 - 2⁴ = 404422111 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 404422096 and 404422105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404422121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202211063 + 202211064.

It is an arithmetic number, because the mean of its divisors is an integer number (202211064).

Almost surely, 2^404422127 is an apocalyptic number.

404422127 is a deficient number, since it is larger than the sum of its proper divisors (1).

404422127 is an equidigital number, since it uses as much as digits as its factorization.

404422127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 404422127 is about 20110.2493022836. The cubic root of 404422127 is about 739.5115640930.

The spelling of 404422127 in words is "four hundred four million, four hundred twenty-two thousand, one hundred twenty-seven".