446434345 has 12 divisors (see below), whose sum is σ = 623186244. Its totient is φ = 306126240.

The previous prime is 446434327. The next prime is 446434397. The reversal of 446434345 is 543434644.

It can be written as a sum of positive squares in 2 ways, for example, as 45914176 + 400520169 = 6776^2 + 20013^2 .

It is not a de Polignac number, because 446434345 - 2¹⁵ = 446401577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 910846 + ... + 911335.

It is an arithmetic number, because the mean of its divisors is an integer number (51932187).

Almost surely, 2^446434345 is an apocalyptic number.

It is an amenable number.

446434345 is a deficient number, since it is larger than the sum of its proper divisors (176751899).

446434345 is a wasteful number, since it uses less digits than its factorization.

446434345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822200 (or 1822193 counting only the distinct ones).

The product of its digits is 276480, while the sum is 37.

The square root of 446434345 is about 21128.9929954080. The cubic root of 446434345 is about 764.2800665642.

Adding to 446434345 its reverse (543434644), we get a palindrome (989868989).

It can be divided in two parts, 4464 and 34345, that added together give a square (38809 = 197²).

The spelling of 446434345 in words is "four hundred forty-six million, four hundred thirty-four thousand, three hundred forty-five".