4066429 has 4 divisors (see below), whose sum is σ = 4072384. Its totient is φ = 4060476.

The previous prime is 4066379. The next prime is 4066441. The reversal of 4066429 is 9246604.

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 4066429 - 2¹³ = 4058237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4066429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1797 + ... + 3370.

It is an arithmetic number, because the mean of its divisors is an integer number (1018096).

Almost surely, 2^4066429 is an apocalyptic number.

It is an amenable number.

4066429 is a deficient number, since it is larger than the sum of its proper divisors (5955).

4066429 is an equidigital number, since it uses as much as digits as its factorization.

4066429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5954.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 4066429 is about 2016.5388664739. The cubic root of 4066429 is about 159.6140306089.

The spelling of 4066429 in words is "four million, sixty-six thousand, four hundred twenty-nine".