5820012 has 120 divisors (see below), whose sum is σ = 17563392. Its totient is φ = 1663200.

The previous prime is 5820011. The next prime is 5820037. The reversal of 5820012 is 2100285.

5820012 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5820011) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 81937 + ... + 82007.

Almost surely, 2^5820012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5820012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8781696).

5820012 is an abundant number, since it is smaller than the sum of its proper divisors (11743380).

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

5820012 is a wasteful number, since it uses less digits than its factorization.

5820012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 5820012 is about 2412.4701034417. The cubic root of 5820012 is about 179.8765820639.

Adding to 5820012 its reverse (2100285), we get a palindrome (7920297).

The spelling of 5820012 in words is "five million, eight hundred twenty thousand, twelve".