434421329 has 8 divisors (see below), whose sum is σ = 455657088. Its totient is φ = 413685360.

The previous prime is 434421313. The next prime is 434421331. The reversal of 434421329 is 923124434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 434421329 - 2⁴ = 434421313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434421295 and 434421304.

It is not an unprimeable number, because it can be changed into a prime (434426329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123167 + ... + 126644.

It is an arithmetic number, because the mean of its divisors is an integer number (56957136).

Almost surely, 2^434421329 is an apocalyptic number.

It is an amenable number.

434421329 is a deficient number, since it is larger than the sum of its proper divisors (21235759).

434421329 is a wasteful number, since it uses less digits than its factorization.

434421329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249895.

The product of its digits is 20736, while the sum is 32.

The square root of 434421329 is about 20842.7764225403. The cubic root of 434421329 is about 757.3623528245.

The spelling of 434421329 in words is "four hundred thirty-four million, four hundred twenty-one thousand, three hundred twenty-nine".