438996 has 12 divisors (see below), whose sum is σ = 1024352. Its totient is φ = 146328.

The previous prime is 438989. The next prime is 439007. The reversal of 438996 is 699834.

438996 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 congruent number.

It is an unprimeable number.

438996 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18280 + ... + 18303.

2⁴³⁸⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

438996 is an abundant number, since it is smaller than the sum of its proper divisors (585356).

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

438996 is a wasteful number, since it uses less digits than its factorization.

438996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36590 (or 36588 counting only the distinct ones).

The product of its digits is 46656, while the sum is 39.

The square root of 438996 is about 662.5677323867. The cubic root of 438996 is about 76.0011541838.

The spelling of 438996 in words is "four hundred thirty-eight thousand, nine hundred ninety-six".