438324 has 12 divisors (see below), whose sum is σ = 1022784. Its totient is φ = 146104.

The previous prime is 438313. The next prime is 438329. The reversal of 438324 is 423834.

438324 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 438294 and 438303.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 438324.

It is not an unprimeable number, because it can be changed into a prime (438329) 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, 18252 + ... + 18275.

It is an arithmetic number, because the mean of its divisors is an integer number (85232).

2⁴³⁸³²⁴ is an apocalyptic number.

It is an amenable number.

438324 is an abundant number, since it is smaller than the sum of its proper divisors (584460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

438324 is a wasteful number, since it uses less digits than its factorization.

438324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36534 (or 36532 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 438324 is about 662.0604202035. The cubic root of 438324 is about 75.9623543937.

The spelling of 438324 in words is "four hundred thirty-eight thousand, three hundred twenty-four".