450539908 has 72 divisors (see below), whose sum is σ = 995112384. Its totient is φ = 176904000.

The previous prime is 450539897. The next prime is 450540007. The reversal of 450539908 is 809935054.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 384163 + ... + 385333.

Almost surely, 2^450539908 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 450539908, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497556192).

450539908 is an abundant number, since it is smaller than the sum of its proper divisors (544572476).

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

450539908 is a wasteful number, since it uses less digits than its factorization.

450539908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353 (or 1344 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 450539908 is about 21225.9253744095. The cubic root of 450539908 is about 766.6157814578.

The spelling of 450539908 in words is "four hundred fifty million, five hundred thirty-nine thousand, nine hundred eight".