4072266 has 48 divisors (see below), whose sum is σ = 9760608. Its totient is φ = 1216800.

The previous prime is 4072259. The next prime is 4072279. The reversal of 4072266 is 6622704.

4072266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 25860 + ... + 26016.

It is an arithmetic number, because the mean of its divisors is an integer number (203346).

Almost surely, 2^4072266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4072266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4880304).

4072266 is an abundant number, since it is smaller than the sum of its proper divisors (5688342).

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

4072266 is a wasteful number, since it uses less digits than its factorization.

4072266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 4072266 is about 2017.9856292848. The cubic root of 4072266 is about 159.6903647156.

The spelling of 4072266 in words is "four million, seventy-two thousand, two hundred sixty-six".