444408001 has 8 divisors (see below), whose sum is σ = 471591360. Its totient is φ = 417879792.

The previous prime is 444407987. The next prime is 444408011. The reversal of 444408001 is 100804444.

It is a happy number.

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 444408001 - 2⁵ = 444407969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444408011) 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, 162390 + ... + 165103.

It is an arithmetic number, because the mean of its divisors is an integer number (58948920).

Almost surely, 2^444408001 is an apocalyptic number.

It is an amenable number.

444408001 is a deficient number, since it is larger than the sum of its proper divisors (27183359).

444408001 is a wasteful number, since it uses less digits than its factorization.

444408001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327575.

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 444408001 is about 21080.9867178934. The cubic root of 444408001 is about 763.1219691338.

It can be divided in two parts, 44440 and 8001, that added together give a square (52441 = 229²).

The spelling of 444408001 in words is "four hundred forty-four million, four hundred eight thousand, one".