424329 has 4 divisors (see below), whose sum is σ = 565776. Its totient is φ = 282884.

The previous prime is 424313. The next prime is 424331. The reversal of 424329 is 923424.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 424329 - 2⁴ = 424313 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 424299 and 424308.

It is not an unprimeable number, because it can be changed into a prime (424339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70719 + ... + 70724.

It is an arithmetic number, because the mean of its divisors is an integer number (141444).

2⁴²⁴³²⁹ is an apocalyptic number.

It is an amenable number.

424329 is a deficient number, since it is larger than the sum of its proper divisors (141447).

424329 is a wasteful number, since it uses less digits than its factorization.

424329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141446.

The product of its digits is 1728, while the sum is 24.

The square root of 424329 is about 651.4054037234. The cubic root of 424329 is about 75.1451411616.

It can be divided in two parts, 42 and 4329, that added together give a triangular number (4371 = T₉₃).

The spelling of 424329 in words is "four hundred twenty-four thousand, three hundred twenty-nine".