450040004 has 24 divisors (see below), whose sum is σ = 829916640. Its totient is φ = 212946624.

The previous prime is 450039977. The next prime is 450040007. The reversal of 450040004 is 400040054.

It is not an unprimeable number, because it can be changed into a prime (450040007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82712 + ... + 87984.

It is an arithmetic number, because the mean of its divisors is an integer number (34579860).

Almost surely, 2^450040004 is an apocalyptic number.

It is an amenable number.

450040004 is a deficient number, since it is larger than the sum of its proper divisors (379876636).

450040004 is a wasteful number, since it uses less digits than its factorization.

450040004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419 (or 6417 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 450040004 is about 21214.1463179643. The cubic root of 450040004 is about 766.3321394559.

Adding to 450040004 its reverse (400040054), we get a palindrome (850080058).

The spelling of 450040004 in words is "four hundred fifty million, forty thousand, four".