444146345 has 8 divisors (see below), whose sum is σ = 533206464. Its totient is φ = 355163184.

The previous prime is 444146323. The next prime is 444146347. The reversal of 444146345 is 543641444.

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 444146345 - 2¹⁰ = 444145321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444146347) 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, 5669 + ... + 30338.

It is an arithmetic number, because the mean of its divisors is an integer number (66650808).

Almost surely, 2^444146345 is an apocalyptic number.

It is an amenable number.

444146345 is a deficient number, since it is larger than the sum of its proper divisors (89060119).

444146345 is a wasteful number, since it uses less digits than its factorization.

444146345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38479.

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

The square root of 444146345 is about 21074.7798327764. The cubic root of 444146345 is about 762.9721708686.

Adding to 444146345 its reverse (543641444), we get a palindrome (987787789).

The spelling of 444146345 in words is "four hundred forty-four million, one hundred forty-six thousand, three hundred forty-five".