444535345 has 16 divisors (see below), whose sum is σ = 554170320. Its totient is φ = 341913600.

The previous prime is 444535339. The next prime is 444535349. The reversal of 444535345 is 543535444.

It can be written as a sum of positive squares in 8 ways, for example, as 35808256 + 408727089 = 5984^2 + 20217^2 .

It is not a de Polignac number, because 444535345 - 2²⁷ = 310317617 is a prime.

It is a super-2 number, since 2×444535345² = 395223345908538050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444535349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28585 + ... + 41305.

It is an arithmetic number, because the mean of its divisors is an integer number (34635645).

Almost surely, 2^444535345 is an apocalyptic number.

It is an amenable number.

444535345 is a deficient number, since it is larger than the sum of its proper divisors (109634975).

444535345 is a wasteful number, since it uses less digits than its factorization.

444535345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12996.

The product of its digits is 288000, while the sum is 37.

The square root of 444535345 is about 21084.0068535371. The cubic root of 444535345 is about 763.1948524026.

Subtracting 444535345 from its reverse (543535444), we obtain a palindrome (99000099).

The spelling of 444535345 in words is "four hundred forty-four million, five hundred thirty-five thousand, three hundred forty-five".