450352405 has 8 divisors (see below), whose sum is σ = 553604184. Its totient is φ = 351494400.

The previous prime is 450352393. The next prime is 450352411. The reversal of 450352405 is 504253054.

It can be written as a sum of positive squares in 4 ways, for example, as 5058001 + 445294404 = 2249^2 + 21102^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 450352405 - 2⁷ = 450352277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1098216 + ... + 1098625.

It is an arithmetic number, because the mean of its divisors is an integer number (69200523).

Almost surely, 2^450352405 is an apocalyptic number.

It is an amenable number.

450352405 is a deficient number, since it is larger than the sum of its proper divisors (103251779).

450352405 is a wasteful number, since it uses less digits than its factorization.

450352405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196887.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 450352405 is about 21221.5080755351. The cubic root of 450352405 is about 766.5094181801.

The spelling of 450352405 in words is "four hundred fifty million, three hundred fifty-two thousand, four hundred five".