452448505 has 8 divisors (see below), whose sum is σ = 543067272. Its totient is φ = 361872768.

The previous prime is 452448467. The next prime is 452448509. The reversal of 452448505 is 505844254.

It can be written as a sum of positive squares in 4 ways, for example, as 163216 + 452285289 = 404^2 + 21267^2 .

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 452448505 - 2⁷ = 452448377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452448509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20799 + ... + 36571.

It is an arithmetic number, because the mean of its divisors is an integer number (67883409).

Almost surely, 2^452448505 is an apocalyptic number.

It is an amenable number.

452448505 is a deficient number, since it is larger than the sum of its proper divisors (90618767).

452448505 is a wasteful number, since it uses less digits than its factorization.

452448505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21515.

The product of its (nonzero) digits is 128000, while the sum is 37.

The square root of 452448505 is about 21270.8369604959. The cubic root of 452448505 is about 767.6967802786.

The spelling of 452448505 in words is "four hundred fifty-two million, four hundred forty-eight thousand, five hundred five".