450642004 has 6 divisors (see below), whose sum is σ = 788623514. Its totient is φ = 225321000.

The previous prime is 450641929. The next prime is 450642011. The reversal of 450642004 is 400246054.

It can be written as a sum of positive squares in only one way, i.e., 316128400 + 134513604 = 17780^2 + 11598^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 450642004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56330247 + ... + 56330254.

Almost surely, 2^450642004 is an apocalyptic number.

It is an amenable number.

450642004 is a deficient number, since it is larger than the sum of its proper divisors (337981510).

450642004 is a wasteful number, since it uses less digits than its factorization.

450642004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112660505 (or 112660503 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 450642004 is about 21228.3302216637. The cubic root of 450642004 is about 766.6736842038.

Adding to 450642004 its reverse (400246054), we get a palindrome (850888058).

The spelling of 450642004 in words is "four hundred fifty million, six hundred forty-two thousand, four".