4012036 has 12 divisors (see below), whose sum is σ = 8024128. Its totient is φ = 1719432.

The previous prime is 4012033. The next prime is 4012037. The reversal of 4012036 is 6302104.

4012036 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (4012033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71616 + ... + 71671.

Almost surely, 2^4012036 is an apocalyptic number.

It is an amenable number.

4012036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4012036 is a wasteful number, since it uses less digits than its factorization.

4012036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143298 (or 143296 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 4012036 is about 2003.0067398788. The cubic root of 4012036 is about 158.8991620948.

The spelling of 4012036 in words is "four million, twelve thousand, thirty-six".