4011994 has 16 divisors (see below), whose sum is σ = 7008768. Its totient is φ = 1686672.

The previous prime is 4011991. The next prime is 4012013. The reversal of 4011994 is 4991104.

It is not an unprimeable number, because it can be changed into a prime (4011991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1962 + ... + 3445.

It is an arithmetic number, because the mean of its divisors is an integer number (438048).

Almost surely, 2^4011994 is an apocalyptic number.

4011994 is a deficient number, since it is larger than the sum of its proper divisors (2996774).

4011994 is a wasteful number, since it uses less digits than its factorization.

4011994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5469.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 4011994 is about 2002.9962556131. The cubic root of 4011994 is about 158.8986076142.

It can be divided in two parts, 4011 and 994, that added together give a palindrome (5005).

The spelling of 4011994 in words is "four million, eleven thousand, nine hundred ninety-four".