4033689012 has 36 divisors (see below), whose sum is σ = 10206427140. Its totient is φ = 1343223552.

The previous prime is 4033689001. The next prime is 4033689017. The reversal of 4033689012 is 2109863304.

It can be written as a sum of positive squares in 2 ways, for example, as 1444304016 + 2589384996 = 38004^2 + 50886^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×4033689012² = 32541294091059072288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4033689017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18837 + ... + 91772.

It is an arithmetic number, because the mean of its divisors is an integer number (283511865).

Almost surely, 2^4033689012 is an apocalyptic number.

It is an amenable number.

4033689012 is an abundant number, since it is smaller than the sum of its proper divisors (6172738128).

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

4033689012 is a wasteful number, since it uses less digits than its factorization.

4033689012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111632 (or 111627 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 4033689012 is about 63511.3297924079. The cubic root of 4033689012 is about 1591.8450966889.

The spelling of 4033689012 in words is "four billion, thirty-three million, six hundred eighty-nine thousand, twelve".