438055 has 8 divisors (see below), whose sum is σ = 532800. Its totient is φ = 345696.

The previous prime is 438049. The next prime is 438091. The reversal of 438055 is 550834.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 438055 - 2³ = 438047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160 + ... + 949.

It is an arithmetic number, because the mean of its divisors is an integer number (66600).

2⁴³⁸⁰⁵⁵ is an apocalyptic number.

438055 is a deficient number, since it is larger than the sum of its proper divisors (94745).

438055 is a wasteful number, since it uses less digits than its factorization.

438055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 438055 is about 661.8572353612. The cubic root of 438055 is about 75.9468118157.

Adding to 438055 its reverse (550834), we get a palindrome (988889).

The spelling of 438055 in words is "four hundred thirty-eight thousand, fifty-five".