441802001 has 4 divisors (see below), whose sum is σ = 467790372. Its totient is φ = 415813632.

The previous prime is 441801959. The next prime is 441802033. The reversal of 441802001 is 100208144.

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

It can be written as a sum of positive squares in 2 ways, for example, as 391050625 + 50751376 = 19775^2 + 7124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441802001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441804001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12994160 + ... + 12994193.

It is an arithmetic number, because the mean of its divisors is an integer number (116947593).

Almost surely, 2^441802001 is an apocalyptic number.

It is an amenable number.

441802001 is a deficient number, since it is larger than the sum of its proper divisors (25988371).

441802001 is a wasteful number, since it uses less digits than its factorization.

441802001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25988370.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 441802001 is about 21019.0865881465. The cubic root of 441802001 is about 761.6273997402.

The spelling of 441802001 in words is "four hundred forty-one million, eight hundred two thousand, one".