444146344 has 8 divisors (see below), whose sum is σ = 832774410. Its totient is φ = 222073168.

The previous prime is 444146323. The next prime is 444146347. The reversal of 444146344 is 443641444.

It can be written as a sum of positive squares in only one way, i.e., 308423844 + 135722500 = 17562^2 + 11650^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (444146347) 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 as a sum of consecutive naturals, namely, 27759139 + ... + 27759154.

Almost surely, 2^444146344 is an apocalyptic number.

It is an amenable number.

444146344 is a deficient number, since it is larger than the sum of its proper divisors (388628066).

444146344 is a wasteful number, since it uses less digits than its factorization.

444146344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55518299 (or 55518295 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

The square root of 444146344 is about 21074.7798090514. The cubic root of 444146344 is about 762.9721702960.

Adding to 444146344 its reverse (443641444), we get a palindrome (887787788).

The spelling of 444146344 in words is "four hundred forty-four million, one hundred forty-six thousand, three hundred forty-four".