443429 has 4 divisors (see below), whose sum is σ = 506784. Its totient is φ = 380076.

The previous prime is 443423. The next prime is 443431. The reversal of 443429 is 924344.

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 443429 - 2⁴ = 443413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 443398 and 443407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443423) 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, 31667 + ... + 31680.

It is an arithmetic number, because the mean of its divisors is an integer number (126696).

2⁴⁴³⁴²⁹ is an apocalyptic number.

It is an amenable number.

443429 is a deficient number, since it is larger than the sum of its proper divisors (63355).

443429 is an equidigital number, since it uses as much as digits as its factorization.

443429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63354.

The product of its digits is 3456, while the sum is 26.

The square root of 443429 is about 665.9046478288. The cubic root of 443429 is about 76.2561188317.

The spelling of 443429 in words is "four hundred forty-three thousand, four hundred twenty-nine".