440855 has 8 divisors (see below), whose sum is σ = 543552. Its totient is φ = 343008.

The previous prime is 440849. The next prime is 440863. The reversal of 440855 is 558044.

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 440855 - 2¹⁴ = 424471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1007 + ... + 1376.

It is an arithmetic number, because the mean of its divisors is an integer number (67944).

2⁴⁴⁰⁸⁵⁵ is an apocalyptic number.

440855 is a deficient number, since it is larger than the sum of its proper divisors (102697).

440855 is a wasteful number, since it uses less digits than its factorization.

440855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2425.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 440855 is about 663.9691257882. The cubic root of 440855 is about 76.1082828595.

Adding to 440855 its reverse (558044), we get a palindrome (998899).

The spelling of 440855 in words is "four hundred forty thousand, eight hundred fifty-five".