4072081446 has 24 divisors (see below), whose sum is σ = 9107452224. Its totient is φ = 1313574480.

The previous prime is 4072081441. The next prime is 4072081469. The reversal of 4072081446 is 6441802704.

4072081446 is a `hidden beast` number, since 4 + 0 + 7 + 208 + 1 + 446 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4072081446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4072081441) 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, 3648261 + ... + 3649376.

It is an arithmetic number, because the mean of its divisors is an integer number (379477176).

Almost surely, 2^4072081446 is an apocalyptic number.

4072081446 is an abundant number, since it is smaller than the sum of its proper divisors (5035370778).

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

4072081446 is a wasteful number, since it uses less digits than its factorization.

4072081446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7297676 (or 7297673 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 4072081446 is about 63812.8627002425. The cubic root of 4072081446 is about 1596.8795230441.

The spelling of 4072081446 in words is "four billion, seventy-two million, eighty-one thousand, four hundred forty-six".