440983 has 2 divisors, whose sum is σ = 440984. Its totient is φ = 440982.

The previous prime is 440959. The next prime is 440987. The reversal of 440983 is 389044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440983 - 2⁹ = 440471 is a prime.

440983 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220491 + 220492.

It is an arithmetic number, because the mean of its divisors is an integer number (220492).

2⁴⁴⁰⁹⁸³ is an apocalyptic number.

440983 is a deficient number, since it is larger than the sum of its proper divisors (1).

440983 is an equidigital number, since it uses as much as digits as its factorization.

440983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 440983 is about 664.0655088167. The cubic root of 440983 is about 76.1156480306.

The spelling of 440983 in words is "four hundred forty thousand, nine hundred eighty-three".