4222641440 has 96 divisors (see below), whose sum is σ = 10492747776. Its totient is φ = 1603630080.

The previous prime is 4222641359. The next prime is 4222641481. The reversal of 4222641440 is 441462224.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254849 + ... + 270911.

It is an arithmetic number, because the mean of its divisors is an integer number (109299456).

Almost surely, 2^4222641440 is an apocalyptic number.

4222641440 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 4222641440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5246373888).

4222641440 is an abundant number, since it is smaller than the sum of its proper divisors (6270106336).

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

4222641440 is a wasteful number, since it uses less digits than its factorization.

4222641440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16162 (or 16154 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

The square root of 4222641440 is about 64981.8546980617. The cubic root of 4222641440 is about 1616.3226857818.

The spelling of 4222641440 in words is "four billion, two hundred twenty-two million, six hundred forty-one thousand, four hundred forty".