438034 has 4 divisors (see below), whose sum is σ = 657054. Its totient is φ = 219016.

The previous prime is 438029. The next prime is 438047. The reversal of 438034 is 430834.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 430834 = 2 ⋅215417.

It can be written as a sum of positive squares in only one way, i.e., 275625 + 162409 = 525^2 + 403^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 437996 and 438014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109507 + ... + 109510.

2⁴³⁸⁰³⁴ is an apocalyptic number.

438034 is a deficient number, since it is larger than the sum of its proper divisors (219020).

438034 is a wasteful number, since it uses less digits than its factorization.

438034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219019.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 438034 is about 661.8413707226. The cubic root of 438034 is about 75.9455981869.

Adding to 438034 its reverse (430834), we get a palindrome (868868).

The spelling of 438034 in words is "four hundred thirty-eight thousand, thirty-four".