4024122240 has 128 divisors (see below), whose sum is σ = 12845757600. Its totient is φ = 1071521792.

The previous prime is 4024122227. The next prime is 4024122247. The reversal of 4024122240 is 422214204.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024122247) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1943926 + ... + 1945994.

Almost surely, 2^4024122240 is an apocalyptic number.

4024122240 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 4024122240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6422878800).

4024122240 is an abundant number, since it is smaller than the sum of its proper divisors (8821635360).

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

4024122240 is a wasteful number, since it uses less digits than its factorization.

4024122240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3104 (or 3092 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 4024122240 is about 63435.9696071558. The cubic root of 4024122240 is about 1590.5856313517.

Adding to 4024122240 its reverse (422214204), we get a palindrome (4446336444).

It can be divided in two parts, 40241 and 22240, that added together give a triangular number (62481 = T₃₅₃).

The spelling of 4024122240 in words is "four billion, twenty-four million, one hundred twenty-two thousand, two hundred forty".