4012012 has 6 divisors (see below), whose sum is σ = 7021028. Its totient is φ = 2006004.

The previous prime is 4011991. The next prime is 4012013. The reversal of 4012012 is 2102104.

4012012 is a modest number, since divided by 12012 gives 4 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 4012012.

It is not an unprimeable number, because it can be changed into a prime (4012013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501498 + ... + 501505.

Almost surely, 2^4012012 is an apocalyptic number.

It is an amenable number.

4012012 is a deficient number, since it is larger than the sum of its proper divisors (3009016).

4012012 is a wasteful number, since it uses less digits than its factorization.

4012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003007 (or 1003005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 4012012 is about 2003.0007488765. Note that the first 3 decimals coincide. The cubic root of 4012012 is about 158.8988452492.

Adding to 4012012 its reverse (2102104), we get a palindrome (6114116).

The spelling of 4012012 in words is "four million, twelve thousand, twelve".