4011012 has 24 divisors (see below), whose sum is σ = 10399200. Its totient is φ = 1336968.

The previous prime is 4011011. The next prime is 4011017. The reversal of 4011012 is 2101104.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 4010985 and 4011003.

It is not an unprimeable number, because it can be changed into a prime (4011011) 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, 18462 + ... + 18677.

It is an arithmetic number, because the mean of its divisors is an integer number (433300).

Almost surely, 2^4011012 is an apocalyptic number.

It is an amenable number.

4011012 is an abundant number, since it is smaller than the sum of its proper divisors (6388188).

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

4011012 is a wasteful number, since it uses less digits than its factorization.

4011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37152 (or 37144 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 4011012 is about 2002.7511078514. The cubic root of 4011012 is about 158.8856422271.

Adding to 4011012 its reverse (2101104), we get a palindrome (6112116).

The spelling of 4011012 in words is "four million, eleven thousand, twelve".