450328745 has 4 divisors (see below), whose sum is σ = 540394500. Its totient is φ = 360262992.

The previous prime is 450328741. The next prime is 450328777. The reversal of 450328745 is 547823054.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 235530409 + 214798336 = 15347^2 + 14656^2 .

It is a cyclic number.

It is not a de Polignac number, because 450328745 - 2² = 450328741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 450328699 and 450328708.

It is not an unprimeable number, because it can be changed into a prime (450328741) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 45032870 + ... + 45032879.

It is an arithmetic number, because the mean of its divisors is an integer number (135098625).

Almost surely, 2^450328745 is an apocalyptic number.

It is an amenable number.

450328745 is a deficient number, since it is larger than the sum of its proper divisors (90065755).

450328745 is an equidigital number, since it uses as much as digits as its factorization.

450328745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90065754.

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 450328745 is about 21220.9506148994. The cubic root of 450328745 is about 766.4959946698.

The spelling of 450328745 in words is "four hundred fifty million, three hundred twenty-eight thousand, seven hundred forty-five".