450090006 has 8 divisors (see below), whose sum is σ = 900180024. Its totient is φ = 150030000.

The previous prime is 450089971. The next prime is 450090007. The reversal of 450090006 is 600090054.

It is a sphenic number, since it is the product of 3 distinct primes.

450090006 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450090007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37507495 + ... + 37507506.

It is an arithmetic number, because the mean of its divisors is an integer number (112522503).

Almost surely, 2^450090006 is an apocalyptic number.

450090006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

450090006 is a wasteful number, since it uses less digits than its factorization.

450090006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75015006.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 450090006 is about 21215.3247912918. The cubic root of 450090006 is about 766.3605196890.

The spelling of 450090006 in words is "four hundred fifty million, ninety thousand, six".