4081442 has 16 divisors (see below), whose sum is σ = 6471360. Its totient is φ = 1926672.

The previous prime is 4081423. The next prime is 4081453. The reversal of 4081442 is 2441804.

4081442 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 (23).

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 7 ways as a sum of consecutive naturals, for example, 3284 + ... + 4352.

It is an arithmetic number, because the mean of its divisors is an integer number (404460).

Almost surely, 2^4081442 is an apocalyptic number.

4081442 is a deficient number, since it is larger than the sum of its proper divisors (2389918).

4081442 is a wasteful number, since it uses less digits than its factorization.

4081442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 4081442 is about 2020.2579043281. The cubic root of 4081442 is about 159.8102176891.

The spelling of 4081442 in words is "four million, eighty-one thousand, four hundred forty-two".