429223 has 2 divisors, whose sum is σ = 429224. Its totient is φ = 429222.

The previous prime is 429217. The next prime is 429227. The reversal of 429223 is 322924.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-429223 is a prime.

429223 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 429194 and 429203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214611 + 214612.

It is an arithmetic number, because the mean of its divisors is an integer number (214612).

2⁴²⁹²²³ is an apocalyptic number.

429223 is a deficient number, since it is larger than the sum of its proper divisors (1).

429223 is an equidigital number, since it uses as much as digits as its factorization.

429223 is an evil number, because the sum of its binary digits is even.

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

The square root of 429223 is about 655.1511276034. The cubic root of 429223 is about 75.4329331470.

Subtracting from 429223 its sum of digits (22), we obtain a triangular number (429201 = T₉₂₆).

The spelling of 429223 in words is "four hundred twenty-nine thousand, two hundred twenty-three".