4522421040 has 160 divisors (see below), whose sum is σ = 14787982080. Its totient is φ = 1140139008.

The previous prime is 4522421011. The next prime is 4522421051. The reversal of 4522421040 is 401242254.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4522421040.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3524239 + ... + 3525521.

It is an arithmetic number, because the mean of its divisors is an integer number (92424888).

Almost surely, 2^4522421040 is an apocalyptic number.

4522421040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4522421040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7393991040).

4522421040 is an abundant number, since it is smaller than the sum of its proper divisors (10265561040).

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

4522421040 is a wasteful number, since it uses less digits than its factorization.

4522421040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091 (or 2085 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 4522421040 is about 67248.9482445636. The cubic root of 4522421040 is about 1653.7010328699.

Adding to 4522421040 its reverse (401242254), we get a palindrome (4923663294).

The spelling of 4522421040 in words is "four billion, five hundred twenty-two million, four hundred twenty-one thousand, forty".