4429 has 4 divisors (see below), whose sum is σ = 4576. Its totient is φ = 4284.

The previous prime is 4423. The next prime is 4441. The reversal of 4429 is 9244.

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 4429 - 2³ = 4421 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421) 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, 9 + ... + 94.

It is an arithmetic number, because the mean of its divisors is an integer number (1144).

It is an amenable number.

4429 is a deficient number, since it is larger than the sum of its proper divisors (147).

4429 is a wasteful number, since it uses less digits than its factorization.

4429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146.

The product of its digits is 288, while the sum is 19.

The square root of 4429 is about 66.5507325279. The cubic root of 4429 is about 16.4223470885.

The spelling of 4429 in words is "four thousand, four hundred twenty-nine".