450206445 has 32 divisors (see below), whose sum is σ = 794674944. Its totient is φ = 216230400.

The previous prime is 450206441. The next prime is 450206447. The reversal of 450206445 is 544602054.

It is not a de Polignac number, because 450206445 - 2² = 450206441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450206441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20161 + ... + 36150.

It is an arithmetic number, because the mean of its divisors is an integer number (24833592).

Almost surely, 2^450206445 is an apocalyptic number.

It is an amenable number.

450206445 is a deficient number, since it is larger than the sum of its proper divisors (344468499).

450206445 is a wasteful number, since it uses less digits than its factorization.

450206445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56373.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 450206445 is about 21218.0688329546. The cubic root of 450206445 is about 766.4266002191.

Adding to 450206445 its reverse (544602054), we get a palindrome (994808499).

The spelling of 450206445 in words is "four hundred fifty million, two hundred six thousand, four hundred forty-five".