440997 has 8 divisors (see below), whose sum is σ = 622656. Its totient is φ = 276672.

The previous prime is 440989. The next prime is 441011. The reversal of 440997 is 799044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 440997 - 2³ = 440989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440987) 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 7 ways as a sum of consecutive naturals, for example, 4273 + ... + 4374.

It is an arithmetic number, because the mean of its divisors is an integer number (77832).

2⁴⁴⁰⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

440997 is a deficient number, since it is larger than the sum of its proper divisors (181659).

440997 is a wasteful number, since it uses less digits than its factorization.

440997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8667.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 440997 is about 664.0760498618. The cubic root of 440997 is about 76.1164535098.

The spelling of 440997 in words is "four hundred forty thousand, nine hundred ninety-seven".