450340443 has 12 divisors (see below), whose sum is σ = 743419248. Its totient is φ = 257337360.

The previous prime is 450340409. The next prime is 450340453. The reversal of 450340443 is 344043054.

It is not a de Polignac number, because 450340443 - 2¹⁰ = 450339419 is a prime.

It is a super-4 number, since 4×450340443⁴ (a number of 36 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (450340453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3574068 + ... + 3574193.

It is an arithmetic number, because the mean of its divisors is an integer number (61951604).

Almost surely, 2^450340443 is an apocalyptic number.

450340443 is a deficient number, since it is larger than the sum of its proper divisors (293078805).

450340443 is a wasteful number, since it uses less digits than its factorization.

450340443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7148274 (or 7148271 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 450340443 is about 21221.2262369544. The cubic root of 450340443 is about 766.5026315934.

Adding to 450340443 its reverse (344043054), we get a palindrome (794383497).

The spelling of 450340443 in words is "four hundred fifty million, three hundred forty thousand, four hundred forty-three".