440338 has 4 divisors (see below), whose sum is σ = 660510. Its totient is φ = 220168.

The previous prime is 440333. The next prime is 440339. The reversal of 440338 is 833044.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 363609 + 76729 = 603^2 + 277^2 .

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 not an unprimeable number, because it can be changed into a prime (440333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110083 + ... + 110086.

2⁴⁴⁰³³⁸ is an apocalyptic number.

440338 is a deficient number, since it is larger than the sum of its proper divisors (220172).

440338 is a wasteful number, since it uses less digits than its factorization.

440338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220171.

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

The square root of 440338 is about 663.5796862473. The cubic root of 440338 is about 76.0785199566.

The spelling of 440338 in words is "four hundred forty thousand, three hundred thirty-eight".