4200440450 has 12 divisors (see below), whose sum is σ = 7812819330. Its totient is φ = 1680176160.

The previous prime is 4200440441. The next prime is 4200440483. The reversal of 4200440450 is 540440024.

4200440450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2111310601 + 2089129849 = 45949^2 + 45707^2 .

It is a super-3 number, since 3×4200440450³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42004355 + ... + 42004454.

Almost surely, 2^4200440450 is an apocalyptic number.

4200440450 is a deficient number, since it is larger than the sum of its proper divisors (3612378880).

4200440450 is a wasteful number, since it uses less digits than its factorization.

4200440450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84008821 (or 84008816 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 4200440450 is about 64810.8050405177. The cubic root of 4200440450 is about 1613.4850436283.

Adding to 4200440450 its reverse (540440024), we get a palindrome (4740880474).

The spelling of 4200440450 in words is "four billion, two hundred million, four hundred forty thousand, four hundred fifty".