441542641 has 8 divisors (see below), whose sum is σ = 459823104. Its totient is φ = 423514560.

The previous prime is 441542639. The next prime is 441542659. The reversal of 441542641 is 146245144.

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

It is not a de Polignac number, because 441542641 - 2¹ = 441542639 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441542611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59521 + ... + 66526.

It is an arithmetic number, because the mean of its divisors is an integer number (57477888).

Almost surely, 2^441542641 is an apocalyptic number.

It is an amenable number.

441542641 is a deficient number, since it is larger than the sum of its proper divisors (18280463).

441542641 is a wasteful number, since it uses less digits than its factorization.

441542641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126191.

The product of its digits is 15360, while the sum is 31.

The square root of 441542641 is about 21012.9160518001. The cubic root of 441542641 is about 761.4783327003.

Adding to 441542641 its reverse (146245144), we get a palindrome (587787785).

The spelling of 441542641 in words is "four hundred forty-one million, five hundred forty-two thousand, six hundred forty-one".