4072229 has 16 divisors (see below), whose sum is σ = 4849152. Its totient is φ = 3347568.

The previous prime is 4072223. The next prime is 4072249. The reversal of 4072229 is 9222704.

4072229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4072229 - 2²⁰ = 3023653 is a prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 4072198 and 4072207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4072223) 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 15 ways as a sum of consecutive naturals, for example, 24902 + ... + 25064.

It is an arithmetic number, because the mean of its divisors is an integer number (303072).

Almost surely, 2^4072229 is an apocalyptic number.

It is an amenable number.

4072229 is a deficient number, since it is larger than the sum of its proper divisors (776923).

4072229 is a wasteful number, since it uses less digits than its factorization.

4072229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 4072229 is about 2017.9764617061. The cubic root of 4072229 is about 159.6898810733.

The spelling of 4072229 in words is "four million, seventy-two thousand, two hundred twenty-nine".