450255030 has 128 divisors (see below), whose sum is σ = 1194673536. Its totient is φ = 108134400.

The previous prime is 450255017. The next prime is 450255041. The reversal of 450255030 is 30552054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1275334 + ... + 1275686.

It is an arithmetic number, because the mean of its divisors is an integer number (9333387).

Almost surely, 2^450255030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 450255030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (597336768).

450255030 is an abundant number, since it is smaller than the sum of its proper divisors (744418506).

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

450255030 is a wasteful number, since it uses less digits than its factorization.

450255030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 450255030 is about 21219.2136989098. The cubic root of 450255030 is about 766.4541694209.

The spelling of 450255030 in words is "four hundred fifty million, two hundred fifty-five thousand, thirty".