4120722 has 12 divisors (see below), whose sum is σ = 8928270. Its totient is φ = 1373568.

The previous prime is 4120709. The next prime is 4120723. The reversal of 4120722 is 2270214.

4120722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3272481 + 848241 = 1809^2 + 921^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 228929 = 4120722 / (4 + 1 + 2 + 0 + 7 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 4120695 and 4120704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4120723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114447 + ... + 114482.

Almost surely, 2^4120722 is an apocalyptic number.

4120722 is an abundant number, since it is smaller than the sum of its proper divisors (4807548).

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

4120722 is a wasteful number, since it uses less digits than its factorization.

4120722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228937 (or 228934 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 4120722 is about 2029.9561571620. The cubic root of 4120722 is about 160.3212555778.

Adding to 4120722 its reverse (2270214), we get a palindrome (6390936).

The spelling of 4120722 in words is "four million, one hundred twenty thousand, seven hundred twenty-two".