444893601 has 8 divisors (see below), whose sum is σ = 602045344. Its totient is φ = 292168800.

The previous prime is 444893599. The next prime is 444893633. The reversal of 444893601 is 106398444.

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 444893601 - 2¹ = 444893599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 444893601.

It is not an unprimeable number, because it can be changed into a prime (444893641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1106500 + ... + 1106901.

It is an arithmetic number, because the mean of its divisors is an integer number (75255668).

Almost surely, 2^444893601 is an apocalyptic number.

It is an amenable number.

444893601 is a deficient number, since it is larger than the sum of its proper divisors (157151743).

444893601 is a wasteful number, since it uses less digits than its factorization.

444893601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213471.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 444893601 is about 21092.5010608036. The cubic root of 444893601 is about 763.3998197694.

The spelling of 444893601 in words is "four hundred forty-four million, eight hundred ninety-three thousand, six hundred one".