450256350 has 48 divisors (see below), whose sum is σ = 1121178240. Its totient is φ = 119580000.

The previous prime is 450256343. The next prime is 450256361. The reversal of 450256350 is 53652054.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 31671 + ... + 43629.

It is an arithmetic number, because the mean of its divisors is an integer number (23357880).

Almost surely, 2^450256350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 450256350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560589120).

450256350 is an abundant number, since it is smaller than the sum of its proper divisors (670921890).

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

450256350 is a wasteful number, since it uses less digits than its factorization.

450256350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12225 (or 12220 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 450256350 is about 21219.2448027728. The cubic root of 450256350 is about 766.4549184175.

The spelling of 450256350 in words is "four hundred fifty million, two hundred fifty-six thousand, three hundred fifty".