422923 has 2 divisors, whose sum is σ = 422924. Its totient is φ = 422922.

The previous prime is 422911. The next prime is 422927. The reversal of 422923 is 329224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422923 - 2¹³ = 414731 is a prime.

It is a super-3 number, since 3×422923³ = 226936925773333401, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 422894 and 422903.

It is not a weakly prime, because it can be changed into another prime (422927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211461 + 211462.

It is an arithmetic number, because the mean of its divisors is an integer number (211462).

2⁴²²⁹²³ is an apocalyptic number.

422923 is a deficient number, since it is larger than the sum of its proper divisors (1).

422923 is an equidigital number, since it uses as much as digits as its factorization.

422923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 22.

The square root of 422923 is about 650.3253032137. The cubic root of 422923 is about 75.0620523496.

The spelling of 422923 in words is "four hundred twenty-two thousand, nine hundred twenty-three".