4072722220 has 36 divisors (see below), whose sum is σ = 9949080960. Its totient is φ = 1396361568.

The previous prime is 4072722149. The next prime is 4072722229. The reversal of 4072722220 is 222272704.

4072722220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (4072722229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2076940 + ... + 2078899.

It is an arithmetic number, because the mean of its divisors is an integer number (276363360).

Almost surely, 2^4072722220 is an apocalyptic number.

It is an amenable number.

4072722220 is an abundant number, since it is smaller than the sum of its proper divisors (5876358740).

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

4072722220 is a wasteful number, since it uses less digits than its factorization.

4072722220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4155862 (or 4155853 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 4072722220 is about 63817.8832303297. The cubic root of 4072722220 is about 1596.9632791629.

Adding to 4072722220 its reverse (222272704), we get a palindrome (4294994924).

The spelling of 4072722220 in words is "four billion, seventy-two million, seven hundred twenty-two thousand, two hundred twenty".