441344645 has 8 divisors (see below), whose sum is σ = 605272704. Its totient is φ = 302636304.

The previous prime is 441344609. The next prime is 441344653. The reversal of 441344645 is 546443144.

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

It is a cyclic number.

It is not a de Polignac number, because 441344645 - 2⁶ = 441344581 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 12609847 = 441344645 / (4 + 4 + 1 + 3 + 4 + 4 + 6 + 4 + 5).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 6304889 + ... + 6304958.

It is an arithmetic number, because the mean of its divisors is an integer number (75659088).

Almost surely, 2^441344645 is an apocalyptic number.

It is an amenable number.

441344645 is a deficient number, since it is larger than the sum of its proper divisors (163928059).

441344645 is a wasteful number, since it uses less digits than its factorization.

441344645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12609859.

The product of its digits is 92160, while the sum is 35.

The square root of 441344645 is about 21008.2042307285. The cubic root of 441344645 is about 761.3644952951.

Adding to 441344645 its reverse (546443144), we get a palindrome (987787789).

The spelling of 441344645 in words is "four hundred forty-one million, three hundred forty-four thousand, six hundred forty-five".