441608993 has 16 divisors (see below), whose sum is σ = 534512640. Its totient is φ = 356651856.

The previous prime is 441608987. The next prime is 441609019. The reversal of 441608993 is 399806144.

It is a cyclic number.

It is not a de Polignac number, because 441608993 - 2⁶ = 441608929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (441608953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9683 + ... + 31256.

It is an arithmetic number, because the mean of its divisors is an integer number (33407040).

Almost surely, 2^441608993 is an apocalyptic number.

It is an amenable number.

441608993 is a deficient number, since it is larger than the sum of its proper divisors (92903647).

441608993 is a wasteful number, since it uses less digits than its factorization.

441608993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41036.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 441608993 is about 21014.4948309494. The cubic root of 441608993 is about 761.5164740370.

The spelling of 441608993 in words is "four hundred forty-one million, six hundred eight thousand, nine hundred ninety-three".