438353 has 4 divisors (see below), whose sum is σ = 441408. Its totient is φ = 435300.

The previous prime is 438341. The next prime is 438377. The reversal of 438353 is 353834.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 438353 - 2¹⁶ = 372817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (438313) 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, 1301 + ... + 1602.

It is an arithmetic number, because the mean of its divisors is an integer number (110352).

2⁴³⁸³⁵³ is an apocalyptic number.

It is an amenable number.

438353 is a deficient number, since it is larger than the sum of its proper divisors (3055).

438353 is a wasteful number, since it uses less digits than its factorization.

438353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054.

The product of its digits is 4320, while the sum is 26.

The square root of 438353 is about 662.0823211656. The cubic root of 438353 is about 75.9640296078.

The spelling of 438353 in words is "four hundred thirty-eight thousand, three hundred fifty-three".