441843885 has 48 divisors (see below), whose sum is σ = 877818240. Its totient is φ = 201398400.

The previous prime is 441843859. The next prime is 441843893. The reversal of 441843885 is 588348144.

It is not a de Polignac number, because 441843885 - 2⁸ = 441843629 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 441843885.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 117535 + ... + 121235.

It is an arithmetic number, because the mean of its divisors is an integer number (18287880).

Almost surely, 2^441843885 is an apocalyptic number.

441843885 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

441843885 is a deficient number, since it is larger than the sum of its proper divisors (435974355).

441843885 is a wasteful number, since it uses less digits than its factorization.

441843885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4098 (or 4095 counting only the distinct ones).

The product of its digits is 491520, while the sum is 45.

The square root of 441843885 is about 21020.0828970773. The cubic root of 441843885 is about 761.6514670780.

The spelling of 441843885 in words is "four hundred forty-one million, eight hundred forty-three thousand, eight hundred eighty-five".