4020234450 has 48 divisors (see below), whose sum is σ = 10041961440. Its totient is φ = 1064344320.

The previous prime is 4020234431. The next prime is 4020234451. The reversal of 4020234450 is 544320204.

It is a self number, because there is not a number n which added to its sum of digits gives 4020234450.

It is not an unprimeable number, because it can be changed into a prime (4020234451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75559 + ... + 117258.

It is an arithmetic number, because the mean of its divisors is an integer number (209207530).

Almost surely, 2^4020234450 is an apocalyptic number.

4020234450 is an abundant number, since it is smaller than the sum of its proper divisors (6021726990).

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

4020234450 is a wasteful number, since it uses less digits than its factorization.

4020234450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192971 (or 192966 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 4020234450 is about 63405.3187832062. The cubic root of 4020234450 is about 1590.0732334451.

Adding to 4020234450 its reverse (544320204), we get a palindrome (4564554654).

The spelling of 4020234450 in words is "four billion, twenty million, two hundred thirty-four thousand, four hundred fifty".