438029 has 2 divisors, whose sum is σ = 438030. Its totient is φ = 438028.

The previous prime is 438017. The next prime is 438047. The reversal of 438029 is 920834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 362404 + 75625 = 602^2 + 275^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-438029 is a prime.

It is a Chen prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 437989 and 438007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (438049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219014 + 219015.

It is an arithmetic number, because the mean of its divisors is an integer number (219015).

2⁴³⁸⁰²⁹ is an apocalyptic number.

It is an amenable number.

438029 is a deficient number, since it is larger than the sum of its proper divisors (1).

438029 is an equidigital number, since it uses as much as digits as its factorization.

438029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 438029 is about 661.8375933717. The cubic root of 438029 is about 75.9453092219.

The spelling of 438029 in words is "four hundred thirty-eight thousand, twenty-nine".