440411 has 4 divisors (see below), whose sum is σ = 452352. Its totient is φ = 428472.

The previous prime is 440399. The next prime is 440431. The reversal of 440411 is 114044.

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

It is a cyclic number.

It is not a de Polignac number, because 440411 - 2⁶ = 440347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440431) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5915 + ... + 5988.

It is an arithmetic number, because the mean of its divisors is an integer number (113088).

2⁴⁴⁰⁴¹¹ is an apocalyptic number.

440411 is a deficient number, since it is larger than the sum of its proper divisors (11941).

440411 is a wasteful number, since it uses less digits than its factorization.

440411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11940.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 440411 is about 663.6346886654. The cubic root of 440411 is about 76.0827238675.

Adding to 440411 its reverse (114044), we get a palindrome (554455).

The spelling of 440411 in words is "four hundred forty thousand, four hundred eleven", and thus it is an iban number.