441402441 has 8 divisors (see below), whose sum is σ = 589626624. Its totient is φ = 293723280.

The previous prime is 441402431. The next prime is 441402443. The reversal of 441402441 is 144204144.

It is a happy number.

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

It is not a de Polignac number, because 441402441 - 2¹⁰ = 441401417 is a prime.

It is a super-4 number, since 4×441402441⁴ (a number of 36 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (441402443) 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 7 ways as a sum of consecutive naturals, for example, 134361 + ... + 137606.

It is an arithmetic number, because the mean of its divisors is an integer number (73703328).

Almost surely, 2^441402441 is an apocalyptic number.

It is an amenable number.

441402441 is a deficient number, since it is larger than the sum of its proper divisors (148224183).

441402441 is a wasteful number, since it uses less digits than its factorization.

441402441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272511.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 441402441 is about 21009.5797435360. The cubic root of 441402441 is about 761.3977285081.

Adding to 441402441 its reverse (144204144), we get a palindrome (585606585).

The spelling of 441402441 in words is "four hundred forty-one million, four hundred two thousand, four hundred forty-one".