445324004 has 12 divisors (see below), whose sum is σ = 780236604. Its totient is φ = 222399264.

The previous prime is 445324003. The next prime is 445324007. The reversal of 445324004 is 400423544.

It can be written as a sum of positive squares in 2 ways, for example, as 259274404 + 186049600 = 16102^2 + 13640^2 .

It is not an unprimeable number, because it can be changed into a prime (445324003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61847 + ... + 68670.

It is an arithmetic number, because the mean of its divisors is an integer number (65019717).

Almost surely, 2^445324004 is an apocalyptic number.

It is an amenable number.

445324004 is a deficient number, since it is larger than the sum of its proper divisors (334912600).

445324004 is a wasteful number, since it uses less digits than its factorization.

445324004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131374 (or 131372 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 445324004 is about 21102.7013436669. The cubic root of 445324004 is about 763.6459188164.

Adding to 445324004 its reverse (400423544), we get a palindrome (845747548).

The spelling of 445324004 in words is "four hundred forty-five million, three hundred twenty-four thousand, four".