450854020 has 24 divisors (see below), whose sum is σ = 947225664. Its totient is φ = 180259296.

The previous prime is 450854017. The next prime is 450854029. The reversal of 450854020 is 20458054.

It is a self number, because there is not a number n which added to its sum of digits gives 450854020.

It is not an unprimeable number, because it can be changed into a prime (450854029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59697 + ... + 66823.

It is an arithmetic number, because the mean of its divisors is an integer number (39467736).

Almost surely, 2^450854020 is an apocalyptic number.

It is an amenable number.

450854020 is an abundant number, since it is smaller than the sum of its proper divisors (496371644).

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

450854020 is a wasteful number, since it uses less digits than its factorization.

450854020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10299 (or 10297 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 450854020 is about 21233.3233385638. The cubic root of 450854020 is about 766.7938990688.

The spelling of 450854020 in words is "four hundred fifty million, eight hundred fifty-four thousand, twenty".