4061222280 has 128 divisors (see below), whose sum is σ = 13662000000. Its totient is φ = 1073025792.

The previous prime is 4061222267. The next prime is 4061222303. The reversal of 4061222280 is 822221604.

It is a happy number.

4061222280 is a `hidden beast` number, since 4 + 0 + 612 + 22 + 28 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100471 + ... + 134969.

It is an arithmetic number, because the mean of its divisors is an integer number (106734375).

Almost surely, 2^4061222280 is an apocalyptic number.

4061222280 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 4061222280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6831000000).

4061222280 is an abundant number, since it is smaller than the sum of its proper divisors (9600777720).

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

4061222280 is a wasteful number, since it uses less digits than its factorization.

4061222280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34628 (or 34618 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4061222280 is about 63727.7198713401. The cubic root of 4061222280 is about 1595.4587740277.

Adding to 4061222280 its reverse (822221604), we get a palindrome (4883443884).

The spelling of 4061222280 in words is "four billion, sixty-one million, two hundred twenty-two thousand, two hundred eighty".