450874284 has 36 divisors (see below), whose sum is σ = 1223803224. Its totient is φ = 128821056.

The previous prime is 450874271. The next prime is 450874321. The reversal of 450874284 is 482478054.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 382809 + ... + 383984.

It is an arithmetic number, because the mean of its divisors is an integer number (33994534).

Almost surely, 2^450874284 is an apocalyptic number.

It is an amenable number.

450874284 is an abundant number, since it is smaller than the sum of its proper divisors (772928940).

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

450874284 is a wasteful number, since it uses less digits than its factorization.

450874284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766814 (or 766805 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 42.

The square root of 450874284 is about 21233.8005076811. The cubic root of 450874284 is about 766.8053869548.

The spelling of 450874284 in words is "four hundred fifty million, eight hundred seventy-four thousand, two hundred eighty-four".