450000006 has 16 divisors (see below), whose sum is σ = 913433664. Its totient is φ = 147761064.

The previous prime is 449999993. The next prime is 450000007. The reversal of 450000006 is 600000054.

It is a self number, because there is not a number n which added to its sum of digits gives 450000006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450000007) 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, 559300 + ... + 560103.

It is an arithmetic number, because the mean of its divisors is an integer number (57089604).

Almost surely, 2^450000006 is an apocalyptic number.

450000006 is an abundant number, since it is smaller than the sum of its proper divisors (463433658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450000006 is a wasteful number, since it uses less digits than its factorization.

450000006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119475.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 450000006 is about 21213.2035770178. The cubic root of 450000006 is about 766.3094357994.

The spelling of 450000006 in words is "four hundred fifty million, six", and thus it is an aban number.